feat: adds Content Tagging (#32661)

* refactor: moves is_content_creator

from cms.djangoapps.contentstore.helpers to common.djangoapps.student.auth

* feat: adds content tagging app

Adds models and APIs to support tagging content objects (e.g. XBlocks,
content libraries) by content authors. Content tags can be thought of as
"name:value" fields, though underneath they are a bit more complicated.

* adds dependency on openedx-learning<=0.1.0
* adds tagging app to LMS and CMS
* adds content tagging models, api, rules, admin, and tests.
* content taxonomies and tags can be maintained per organization by
  content creators for that organization.

common/djangoapps/student/auth.py

@@ -154,6 +154,18 @@ def has_studio_read_access(user, course_key):
     return bool(STUDIO_VIEW_CONTENT & get_user_permissions(user, course_key))
 
 
+def is_content_creator(user, org):
+    """
+    Check if the user has the role to create content.
+
+    This function checks if the User has role to create content
+    or if the org is supplied, it checks for Org level course content
+    creator.
+    """
+    return (user_has_role(user, CourseCreatorRole()) or
+            user_has_role(user, OrgContentCreatorRole(org=org)))
+
+
 def add_users(caller, role, *users):
     """
     The caller requests adding the given users to the role. Checks that the caller