Update package info page with style updates

doc/administration/package_information/index.md

@@ -4,7 +4,7 @@ group: Distribution
 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/#designated-technical-writers
 ---
 
-# Package information
+# Package information **(FREE SELF)**
 
 The Omnibus GitLab package is bundled with all dependencies required for GitLab
 to function correctly. More details can be found
@@ -15,10 +15,10 @@ at [bundling dependencies document](omnibus_packages.md).
 The released package versions are in the format `MAJOR.MINOR.PATCH-EDITION.OMNIBUS_RELEASE`
 
 | Component         | Meaning | Example |
-| ---------         | ------- | ------- |
-| MAJOR.MINOR.PATCH | The GitLab version this corresponds to | 13.3.0 |
-| EDITION           | The edition of GitLab this corresponds to | ee |
-| OMNIBUS_RELEASE   | The omnibus release. Usually, this will be 0. This will be incremented if we need to build a new package without changing the GitLab version. | 0 |
+|-------------------|---------|---------|
+| MAJOR.MINOR.PATCH | The GitLab version this corresponds to. | 13.3.0 |
+| EDITION           | The edition of GitLab this corresponds to. | ee |
+| OMNIBUS_RELEASE   | The Omnibus GitLab release. Usually, this will be 0. This is incremented if we need to build a new package without changing the GitLab version. | 0 |
 
 ## Licenses
 
@@ -26,23 +26,22 @@ See [licensing](licensing.md)
 
 ## Defaults
 
-The Omnibus GitLab package requires various configuration to get the
-components in working order.
-If the configuration is not provided, the package will use the default
-values assumed in the package.
+The Omnibus GitLab package requires various configuration to get the components
+in working order. If the configuration is not provided, the package will use
+the default values assumed in the package.
 
 These defaults are noted in the package [defaults document](defaults.md).
 
 ## Checking the versions of bundled software
 
-Once the Omnibus GitLab package is installed, all versions of the bundled
+After the Omnibus GitLab package is installed, all versions of the bundled
 libraries are located in `/opt/gitlab/version-manifest.txt`.
 
 If you don't have the package installed, you can always check the Omnibus GitLab
 [source repository](https://gitlab.com/gitlab-org/omnibus-gitlab/tree/master), specifically the
 [config directory](https://gitlab.com/gitlab-org/omnibus-gitlab/tree/master/config).
 
-For example, if you take a look at the `8-6-stable` branch, you can conclude that
+For example, if you examine the `8-6-stable` branch, you can conclude that
 8.6 packages were running [Ruby 2.1.8](https://gitlab.com/gitlab-org/omnibus-gitlab/blob/8-6-stable/config/projects/gitlab.rb#L48).
 Or, that 8.5 packages were bundled with [NGINX 1.9.0](https://gitlab.com/gitlab-org/omnibus-gitlab/blob/8-5-stable/config/software/nginx.rb#L20).
 
@@ -70,11 +69,10 @@ To view a diff between your configuration file and the latest version, run:
 sudo gitlab-ctl diff-config
 ```
 
-_**Note:** This command is available from GitLab 8.17_
-
-**Important:** If you are copy-pasting the output of this command into your
-`/etc/gitlab/gitlab.rb` configuration file, make sure to omit leading `+` and `-`
-on each line.
+WARNING:
+If you are pasting the output of this command into your
+`/etc/gitlab/gitlab.rb` configuration file, omit any leading `+` and `-`
+characters on each line.
 
 ## Init system detection