Manila-CI: access rule tests fail for glusterfs (NFS) driver CI

Access rule Tempest tests always fail for glusterfs (NFS) driver Manila CI .

the tempest console log reads as,
 manila_tempest_tests.tests.api.test_rules.ShareRulesTest.test_access_rules_deleted_if_share_deleted[gate]
---------------------------------------------------------------------------------------------------------

 Captured traceback:
 ~~~~~~~~~~~~~~~~~~~
    Traceback (most recent call last):
      File "/opt/stack/new/manila/manila_tempest_tests/tests/api/test_rules.py", line 276, in test_access_rules_deleted_if_share_deleted
         share["id"], rule["id"], "active")
       File "/opt/stack/new/manila/manila_tempest_tests/services/share/json/shares_client.py", line 280, in wait_for_access_rule_status
         AccessRuleBuildErrorException(rule_id=rule_id)
     manila_tempest_tests.share_exceptions.AccessRuleBuildErrorException: Share's rule with id f3cae302-f9d7-4961-a4fe-a06b23defb11 is in ERROR status

and the Manila share service log reads as,

ERROR oslo_messaging.rpc.dispatcher [req-63da5032-a7b9-4d5c-8714-c4f0f92ffb79 ] Exception during message handling: Only 'cert' access type allowed for access removal.