Remove old GitLab versions from Release docs

doc/administration/pages/source.md

@@ -35,16 +35,17 @@ In the case of [custom domains](#custom-domains) (but not
 ports `80` and/or `443`. For that reason, there is some flexibility in the way
 which you can set it up:
 
-1. Run the Pages daemon in the same server as GitLab, listening on a secondary IP.
-1. Run the Pages daemon in a separate server. In that case, the
-   [Pages path](#change-storage-path) must also be present in the server that
-   the Pages daemon is installed, so you must share it through the network.
-1. Run the Pages daemon in the same server as GitLab, listening on the same IP
-   but on different ports. In that case, you must proxy the traffic with
-   a load balancer. If you choose that route, you should use TCP load
-   balancing for HTTPS. If you use TLS-termination (HTTPS-load balancing), the
-   pages aren't able to be served with user-provided certificates. For
-   HTTP, it's OK to use HTTP or TCP load balancing.
+- Run the Pages daemon in the same server as GitLab, listening on a secondary
+  IP.
+- Run the Pages daemon in a separate server. In that case, the
+  [Pages path](#change-storage-path) must also be present in the server that
+  the Pages daemon is installed, so you must share it through the network.
+- Run the Pages daemon in the same server as GitLab, listening on the same IP
+  but on different ports. In that case, you must proxy the traffic with a load
+  balancer. If you choose that route, you should use TCP load balancing for
+  HTTPS. If you use TLS-termination (HTTPS-load balancing), the pages aren't
+  able to be served with user-provided certificates. For HTTP, you can use HTTP
+  or TCP load balancing.
 
 In this document, we proceed assuming the first option. If you aren't
 supporting custom domains, a secondary IP isn't needed.
@@ -53,16 +54,16 @@ supporting custom domains, a secondary IP isn't needed.
 
 Before proceeding with the Pages configuration, make sure that:
 
-1. You have a separate domain to serve GitLab Pages from. In
-   this document we assume that to be `example.io`.
-1. You have configured a **wildcard DNS record** for that domain.
-1. You have installed the `zip` and `unzip` packages in the same server that
-   GitLab is installed since they are needed to compress and decompress the
-   Pages artifacts.
-1. Optional. You have a **wildcard certificate** for the Pages domain if you
-   decide to serve Pages (`*.example.io`) under HTTPS.
-1. Optional but recommended. You have configured and enabled the [shared runners](../../ci/runners/index.md)
-   so that your users don't have to bring their own.
+- You have a separate domain to serve GitLab Pages from. In this document we
+  assume that to be `example.io`.
+- You have configured a **wildcard DNS record** for that domain.
+- You have installed the `zip` and `unzip` packages in the same server that
+  GitLab is installed since they are needed to compress and decompress the
+  Pages artifacts.
+- Optional. You have a **wildcard certificate** for the Pages domain if you
+  decide to serve Pages (`*.example.io`) under HTTPS.
+- Optional but recommended. You have configured and enabled the [shared runners](../../ci/runners/index.md)
+  so your users don't have to bring their own.
 
 ### DNS configuration
 
@@ -417,8 +418,6 @@ server_name ~^.*\.pages\.example\.io$;
 
 ## Access control
 
-> [Introduced](https://gitlab.com/gitlab-org/gitlab-foss/-/issues/33422) in GitLab 11.5.
-
 GitLab Pages access control can be configured per-project, and allows access to a Pages
 site to be controlled based on a user's membership to that project.
 

doc/api/releases/index.md

@@ -6,15 +6,15 @@ info: To determine the technical writer assigned to the Stage/Group associated w
 
 # Releases API **(FREE)**
 
-> - [Introduced](https://gitlab.com/gitlab-org/gitlab-foss/-/issues/41766) in GitLab 11.7.
-> - Using this API you can manipulate GitLab [Release](../../user/project/releases/index.md) entries.
-> - For manipulating links as a release asset, see [Release Links API](links.md).
 > - Release Evidences were [introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/26019) in GitLab 12.5.
 > - `description_html` became an opt-in field [with GitLab 13.12 for performance reasons](https://gitlab.com/gitlab-org/gitlab/-/issues/299447).
     Please pass the `include_html_description` query string parameter if you need it.
 > - [The permission model for create, update and delete actions was fixed](https://gitlab.com/gitlab-org/gitlab/-/issues/327505) in GitLab 14.1.
     See [Release permissions](../../user/project/releases/index.md#release-permissions) for more information.
 
+Use this API to manipulate GitLab [Release](../../user/project/releases/index.md)
+entries. For manipulating links as a release asset, see [Release Links API](links.md).
+
 ## Authentication
 
 For authentication, the Releases API accepts either:

doc/api/releases/links.md

@@ -6,9 +6,9 @@ info: To determine the technical writer assigned to the Stage/Group associated w
 
 # Release links API **(FREE)**
 
-> [Introduced](https://gitlab.com/gitlab-org/gitlab-foss/-/issues/41766) in GitLab 11.7.
+Use this API to manipulate GitLab [Release](../../user/project/releases/index.md)
+links. For manipulating other Release assets, see [Release API](index.md).
 
-Using this API you can manipulate GitLab [Release](../../user/project/releases/index.md) links. For manipulating other Release assets, see [Release API](index.md).
 GitLab supports links to `http`, `https`, and `ftp` assets.
 
 ## Get links

doc/operations/feature_flags.md

@@ -6,7 +6,6 @@ info: To determine the technical writer assigned to the Stage/Group associated w
 
 # Feature Flags **(FREE)**
 
-> - [Introduced](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/7433) in GitLab 11.4.
 > - [Moved](https://gitlab.com/gitlab-org/gitlab/-/issues/212318) from GitLab Premium to GitLab Free in 13.5.
 
 With Feature Flags, you can deploy your application's new features to production in smaller batches.

doc/user/project/pages/getting_started/pages_new_project_template.md

 ---
-type: reference, howto
 stage: Release
 group: Release
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
@@ -7,8 +6,6 @@ info: To determine the technical writer assigned to the Stage/Group associated w
 
 # Create a Pages website from a template **(FREE)**
 
-> [Introduced](https://gitlab.com/gitlab-org/gitlab-foss/-/issues/47857) in GitLab 11.8.
-
 GitLab provides templates for the most popular Static Site Generators (SSGs).
 You can create a new project from a template and run the CI/CD pipeline to generate a Pages website.
 

doc/user/project/pages/introduction.md

@@ -214,8 +214,6 @@ needing to compress files on-demand.
 
 ### Resolving ambiguous URLs
 
-> [Introduced](https://gitlab.com/gitlab-org/gitlab-pages/-/issues/95) in GitLab 11.8
-
 GitLab Pages makes assumptions about which files to serve when receiving a
 request for a URL that does not include an extension.
 

doc/user/project/pages/pages_access_control.md

 ---
-type: reference, howto
 stage: Release
 group: Release
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
@@ -7,8 +6,7 @@ info: To determine the technical writer assigned to the Stage/Group associated w
 
 # GitLab Pages access control **(FREE)**
 
-> - [Introduced](https://gitlab.com/gitlab-org/gitlab-foss/-/issues/33422) in GitLab 11.5.
-> - Available on GitLab.com in GitLab 12.4.
+> Available on GitLab.com in GitLab 12.4.
 
 You can enable Pages access control on your project
 if your administrator has [enabled the access control feature](../../../administration/pages/index.md#access-control)

doc/user/project/releases/index.md

@@ -6,8 +6,6 @@ info: To determine the technical writer assigned to the Stage/Group associated w
 
 # Releases **(FREE)**
 
-> [Introduced](https://gitlab.com/gitlab-org/gitlab-foss/-/issues/41766) in GitLab 11.7.
-
 In GitLab, a release enables you to create a snapshot of your project for your users, including
 installation packages and release notes. You can create a GitLab release on any branch. Creating a
 release also creates a [Git tag](https://git-scm.com/book/en/v2/Git-Basics-Tagging) to mark the