clarify that "team" means "project" when considered for assignment purposes.

doc/user/permissions.md

@@ -11,7 +11,7 @@ project itself, the highest permission level is used.
 On public and internal projects the Guest role is not enforced. All users will
 be able to create issues, leave comments, and clone or download the project code.
 
-When a member leaves the team all the assigned [Issues](project/issues/index.md) and [Merge Requests](project/merge_requests/index.md)
+When a member leaves a team's project, all the assigned [Issues](project/issues/index.md) and [Merge Requests](project/merge_requests/index.md)
 will be unassigned automatically.
 
 GitLab [administrators](../administration/index.md) receive all permissions.