Merge branch 'docs-fix-syntax' into 'master'

Docs: Fix note syntax

See merge request gitlab-org/gitlab-ce!26163

doc/user/project/badges.md

@@ -63,7 +63,7 @@ are available:
 - `%{commit_sha}`: ID of the most recent commit to the default branch of a
   project's repository
 
-NOTE: **NOTE**
+NOTE: **Note:**
 Placeholders allow badges to expose otherwise-private information, such as the
 default branch or commit SHA when the project is configured to have a private
 repository. This is by design, as badges are intended to be used publicly. Avoid