Merge branch 'msj-service-desk-to-starter' into 'master'

Service Desk is now on Starter

See merge request gitlab-org/gitlab!35010

doc/README.md

@@ -121,7 +121,7 @@ The following documentation relates to the DevOps **Plan** stage:
 | [Related Issues](user/project/issues/related_issues.md) **(STARTER)**                                                                                                                                                                                              | Create a relationship between issues.                                                                                                            |
 | [Requirements Management](user/project/requirements/index.md) **(ULTIMATE)** | Check your products against a set of criteria. |
 | [Roadmap](user/group/roadmap/index.md) **(ULTIMATE)**                                                                                                                                                                                                              | Visualize epic timelines.                                                                                                                        |
-| [Service Desk](user/project/service_desk.md) **(PREMIUM)**                                                                                                                                                                                                         | A simple way to allow people to create issues in your GitLab instance without needing their own user account.                                    |
+| [Service Desk](user/project/service_desk.md) **(STARTER)**                                                                                                                                                                                                         | A simple way to allow people to create issues in your GitLab instance without needing their own user account.                                    |
 | [Time Tracking](user/project/time_tracking.md)                                                                                                                                                                                                                         | Track time spent on issues and merge requests.                                                                                                   |
 | [Todos](user/todos.md)                                                                                                                                                                                                                                         | Keep track of work requiring attention with a chronological list displayed on a simple dashboard.                                                |
 

doc/administration/incoming_email.md

@@ -17,7 +17,7 @@ GitLab has several features based on receiving incoming emails:
   allow GitLab users to create a new merge request by sending an email to a
   user-specific email address.
 - [Service Desk](../user/project/service_desk.md): provide e-mail support to
-  your customers through GitLab. **(PREMIUM)**
+  your customers through GitLab. **(STARTER)**
 
 ## Requirements