Merge branch 'docs-install-method-links' into 'master'

Docs: Add links to install methods page

See merge request gitlab-org/gitlab!45030

doc/install/README.md

@@ -16,12 +16,12 @@ and cost of hosting.
 
 There are many ways you can install GitLab depending on your platform:
 
-1. **Omnibus GitLab**: The official deb/rpm packages that contain a bundle of GitLab
+1. [**Omnibus GitLab**](#installing-gitlab-using-the-omnibus-gitlab-package-recommended): The official deb/rpm packages that contain a bundle of GitLab
    and the various components it depends on, like PostgreSQL, Redis, Sidekiq, etc.
-1. **GitLab Helm chart**: The cloud native Helm chart for installing GitLab and all
-   its components on Kubernetes.
-1. **Docker**: The Omnibus GitLab packages dockerized.
-1. **Source**: Install GitLab and all its components from scratch.
+1. [**GitLab Helm chart**](#installing-gitlab-on-kubernetes-via-the-gitlab-helm-charts): The cloud native Helm chart for installing GitLab and all its components on Kubernetes.
+1. [**Docker**](#installing-gitlab-with-docker): The Omnibus GitLab packages dockerized.
+1. [**Source**](#installing-gitlab-from-source): Install GitLab and all its components from scratch.
+1. [**Cloud provider**](#installing-gitlab-on-cloud-providers): Install directly from platforms like AWS, Azure, GCP.
 
 TIP: **If in doubt, choose Omnibus:**
 The Omnibus GitLab packages are mature,