docs: rearrange events in gh app docs

this rearrange events in gh app docs alphabetically

Signed-off-by: Zaki Shaikh <zashaikh@redhat.com>

Author: zakisk

docs/content/docs/providers/github-app.md

@@ -42,8 +42,8 @@ To create the GitHub App manually:
 - Subscribe to following events:
   - Check run
   - Check suite
-  - Issue comment
   - Commit comment
+  - Issue comment
   - Pull request
   - Push