Do some aesthetic adjustments to role presentation fields (#15153)

* Do some asthetic adjustments to role presentation fields

* Correctly test managed setup

* Minor migration adjustments

awx/main/tests/functional/conftest.py

@@ -16,6 +16,8 @@ from django.db.backends.sqlite3.base import SQLiteCursorWrapper
 
 from django.db.models.signals import post_migrate
 
+from awx.main.migrations._dab_rbac import setup_managed_role_definitions
+
 # AWX
 from awx.main.models.projects import Project
 from awx.main.models.ha import Instance
@@ -90,6 +92,12 @@ def deploy_jobtemplate(project, inventory, credential):
     return jt
 
 
+@pytest.fixture
+def setup_managed_roles():
+    "Run the migration script to pre-create managed role definitions"
+    setup_managed_role_definitions(apps, None)
+
+
 @pytest.fixture
 def team(organization):
     return organization.teams.create(name='test-team')