Merge branch 'docs/rm-duplicate-info' into 'master'

Remove duplicate info from API docs

See merge request gitlab-org/gitlab-ee!14535

doc/api/group_boards.md

@@ -123,59 +123,6 @@ Example response:
 ]
 ```
 
-Users on GitLab [Premium, Silver, or higher](https://about.gitlab.com/pricing/) will see
-different parameters, due to the ability to have multiple group boards. Refer to the table
-above to see what enpoint(s) belong to each tier.
-
-Example response:
-
-```json
-[
-  {
-    "id": 1,
-    "name:": "group issue board",
-    "group": {
-      "id": 5,
-      "name": "Documentcloud",
-      "web_url": "http://example.com/groups/documentcloud"
-    },
-    "milestone":   {
-      "id": 12
-      "title": "10.0"
-    },
-    "lists" : [
-      {
-        "id" : 1,
-        "label" : {
-          "name" : "Testing",
-          "color" : "#F0AD4E",
-          "description" : null
-        },
-        "position" : 1
-      },
-      {
-        "id" : 2,
-        "label" : {
-          "name" : "Ready",
-          "color" : "#FF0000",
-          "description" : null
-        },
-        "position" : 2
-      },
-      {
-        "id" : 3,
-        "label" : {
-          "name" : "Production",
-          "color" : "#FF5F00",
-          "description" : null
-        },
-        "position" : 3
-      }
-    ]
-  }
-]
-```
-
 ## Single board
 
 Gets a single board.

doc/api/protected_branches.md

@@ -82,36 +82,6 @@ Example response:
 ]
 ```
 
-Users on GitLab [Starter, Bronze, or higher](https://about.gitlab.com/pricing/) will also see
-the `user_id` and `group_id` parameters:
-
-Example response:
-
-```json
-[
-  {
-    "name": "master",
-    "push_access_levels": [
-      {
-        "access_level": 40,
-        "user_id": null,
-        "group_id": null,
-        "access_level_description": "Maintainers"
-      }
-    ],
-    "merge_access_levels": [
-      {
-        "access_level": null,
-        "user_id": null,
-        "group_id": 1234,
-        "access_level_description": "Example Merge Group"
-      }
-    ]
-  },
-  ...
-]
-```
-
 ## Get a single protected branch or wildcard protected branch
 
 Gets a single protected branch or wildcard protected branch.
@@ -176,33 +146,6 @@ Example response:
 }
 ```
 
-Users on GitLab [Starter, Bronze, or higher](https://about.gitlab.com/pricing/) will also see
-the `user_id` and `group_id` parameters:
-
-Example response:
-
-```json
-{
-  "name": "master",
-  "push_access_levels": [
-    {
-      "access_level": 40,
-      "user_id": null,
-      "group_id": null,
-      "access_level_description": "Maintainers"
-    }
-  ],
-  "merge_access_levels": [
-    {
-      "access_level": null,
-      "user_id": null,
-      "group_id": 1234,
-      "access_level_description": "Example Merge Group"
-    }
-  ]
-}
-```
-
 ## Protect repository branches
 
 Protects a single repository branch or several project repository