Clean up yaml code block formatting

Fix spacing, indentation, comments, etc

doc/integration/cas.md

@@ -48,7 +48,7 @@ To enable the CAS OmniAuth provider you must register your application with your
          url: 'CAS_SERVER',
          login_url: '/CAS_PATH/login',
          service_validate_url: '/CAS_PATH/p3/serviceValidate',
-               logout_url: '/CAS_PATH/logout'} }
+         logout_url: '/CAS_PATH/logout' } }
    ```
 
 1. Change 'CAS_PATH' to the root of your CAS instance (ie. `cas`).

doc/integration/github.md

@@ -78,7 +78,8 @@ Follow these steps to incorporate the GitHub OAuth 2 app in your GitLab server:
    For GitHub Enterprise:
 
    ```yaml
-   - { name: 'github', app_id: 'YOUR_APP_ID',
+   - { name: 'github',
+       app_id: 'YOUR_APP_ID',
        app_secret: 'YOUR_APP_SECRET',
        url: "https://github.example.com/",
        args: { scope: 'user:email' } }
@@ -125,7 +126,8 @@ omnibus_gitconfig['system'] = { "http" => ["sslVerify = false"] }
 For installation from source:
 
 ```yaml
-- { name: 'github', app_id: 'YOUR_APP_ID',
+- { name: 'github',
+    app_id: 'YOUR_APP_ID',
     app_secret: 'YOUR_APP_SECRET',
     url: "https://github.example.com/",
     verify_ssl: false,

doc/integration/gitlab.md

@@ -63,7 +63,8 @@ GitLab.com will generate an application ID and secret key for you to use.
    For installations from source:
 
    ```yaml
-   - { name: 'gitlab', app_id: 'YOUR_APP_ID',
+   - { name: 'gitlab',
+       app_id: 'YOUR_APP_ID',
        app_secret: 'YOUR_APP_SECRET',
        args: { scope: 'api' } }
    ```

doc/integration/google.md

@@ -84,7 +84,8 @@ On your GitLab server:
    For installations from source:
 
    ```yaml
-   - { name: 'google_oauth2', app_id: 'YOUR_APP_ID',
+   - { name: 'google_oauth2',
+       app_id: 'YOUR_APP_ID',
        app_secret: 'YOUR_APP_SECRET',
        args: { access_type: 'offline', approval_prompt: '' } }
    ```

doc/integration/kerberos.md

@@ -207,6 +207,7 @@ remove the OmniAuth provider named `kerberos` from your `gitlab.yml` /
 
    ```yaml
    omniauth:
+     # Rest of configuration omitted
      # ...
      providers:
        - { name: 'kerberos' }  # <-- remove this line

doc/integration/omniauth.md

@@ -142,7 +142,7 @@ The chosen OmniAuth provider is now active and can be used to sign in to GitLab
 
 ## Automatically Link Existing Users to OmniAuth Users
 
-> [Introduced in GitLab 13.4.](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/36664)
+> [Introduced](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/36664) in GitLab 13.4.
 
 You can automatically link OmniAuth users with existing GitLab users if their email addresses match.
 For example, the following setting is used to enable the auto link feature for both a SAML provider and the Twitter OAuth provider:

doc/integration/twitter.md

@@ -65,7 +65,8 @@ To enable the Twitter OmniAuth provider you must register your application with
    For installations from source:
 
    ```yaml
-     - { name: 'twitter', app_id: 'YOUR_APP_ID',
+   - { name: 'twitter',
+       app_id: 'YOUR_APP_ID',
        app_secret: 'YOUR_APP_SECRET' }
    ```
 

doc/operations/metrics/alerts.md

@@ -70,7 +70,8 @@ receivers:
         bearer_token: 9e1cbfcd546896a9ea8be557caf13a76
       send_resolved: true
       url: http://192.168.178.31:3001/root/manual_prometheus/prometheus/alerts/notify.json
-  ...
+      # Rest of configuration omitted
+      # ...
 ```
 
 For GitLab to associate your alerts with an [environment](../../ci/environments/index.md),

doc/user/clusters/agent/index.md

@@ -125,7 +125,7 @@ the Agent in subsequent steps. You can create an Agent record either:
 
 - Through GraphQL: **(PREMIUM ONLY)**
 
-  ```json
+  ```graphql
   mutation createAgent {
     createClusterAgent(input: { projectPath: "path-to/your-awesome-project", name: "<agent-name>" }) {
       clusterAgent {

doc/user/project/clusters/add_remove_clusters.md

@@ -269,7 +269,7 @@ To add a Kubernetes cluster to your project, group, or instance:
 
          Copy the `<authentication_token>` value from the output:
 
-         ```yaml
+         ```plaintext
          Name:         gitlab-token-b5zv4
          Namespace:    kube-system
          Labels:       <none>

doc/user/project/clusters/serverless/aws.md

@@ -222,7 +222,8 @@ the environment of the deployed function:
 
 ```yaml
 provider:
-  ...
+  # Other configuration omitted
+  # ...
   environment:
     A_VARIABLE: ${env:A_VARIABLE}
 ```