feat(policy): allow readers to retrieve QoS specs in Cinder (#1326)

Signed-off-by: Sowmya Nethi <sowmya.kamavaram@rackspace.com>

fix: pin helm to v3.14.3 in github workflows (#1328)

(cherry picked from commit e569a05)

fix: correct service usage in helm-cinder

(cherry picked from commit 0bde6cf)

Author: sowm9802

base-helm-configs/cinder/cinder-helm-overrides.yaml

@@ -109,6 +109,8 @@ conf:
   #    volume_group: cinder-volumes-1
   policy:
     "volume_extension:types_extra_specs:read_sensitive": "rule:xena_system_admin_or_project_reader"
+    "volume_extension:qos_specs_manage:get_all": "rule:xena_system_admin_or_project_member"
+    "volume_extension:qos_specs_manage:get": "rule:xena_system_admin_or_project_member"
   cinder:
     DEFAULT:
       allow_availability_zone_fallback: true