Merge pull request #7118 from john-westcott-iv/module_docs

Moving tower_oauthtoken into a doc fragement

Reviewed-by: https://github.com/apps/softwarefactory-project-zuul

awx_collection/plugins/modules/tower_notification.py

@@ -198,12 +198,6 @@ options:
       default: "present"
       choices: ["present", "absent"]
       type: str
-    tower_oauthtoken:
-      description:
-        - The Tower OAuth token to use.
-        - If value not set, will try environment variable C(TOWER_OAUTH_TOKEN) and then config files
-      version_added: "3.7"
-      type: str
 extends_documentation_fragment: awx.awx.auth
 '''