Update Team Server URL format and deprecation notice

Clarified the format of the Team Server URL and added a deprecation notice for the old endpoint.

Author: Karuna-Mendix

content/en/docs/developerportal/repository/team-server/_index.md

@@ -30,11 +30,11 @@ The **Team Server URL** can be used to manually access the repo (using the Git/S
 
 The URL can have the following form:
 
-* `https://git.api.mendix.com/<your AppID>.git` if it is a Git-enabled app
+* `https://git.api.mendix.com/<your AppID>/` if it is a Git-enabled app
 * `https://svn.home.mendix.com/<your AppID>/` if it is an SVN-enabled app 
 
 {{% alert color="warning" %}}
-The `https://teamserver.sprintr.com/<your AppID>/` endpoint is deprecated.
+The `https://teamserver.sprintr.com/<your AppID>/` endpoint is deprecated and cannot be used after March 31, 2026.
 {{% /alert %}}
 
 {{% alert color="info" %}}