Merge branch 'scoped-labels-premium' into 'master'

Scoped labels premium

See merge request gitlab-org/gitlab-ee!10831

doc/user/project/labels.md

@@ -11,7 +11,7 @@ In GitLab, you can create project and group labels:
 - **Project labels** can be assigned to issues or merge requests in that project only.
 - **Group labels** can be assigned to any issue or merge request of any project in that group or any subgroups of the group.
 
-## Scoped labels
+## Scoped labels **[PREMIUM]**
 A scoped label is a specific kind of label defined only by a special colon syntax in the label’s title, namely `key::value`. There is no different way to create and otherwise manage scoped labels. A label is a scoped label when its title follows the syntax.
 
 ![A sample scoped label](img/key_value_labels.png)