Glance: Add paste_deploy values

Glance bootstrap job fails due to missing 'paste_deploy' values.
This PS solves the issue by adding the values to glance chart.

Change-Id: I850863fe29c25aab9cf57eee62098e2b5d23a7f8
Closes-Bug: 1705421

glance/values.yaml

@@ -97,6 +97,10 @@ conf:
           rbd_store_user: admin
           rbd_store_ceph_conf: /etc/ceph/ceph.conf
           filesystem_store_datadir: /var/lib/glance/images
+    paste_deploy:
+      glance:
+        api:
+          flavor: keystone
   paste_registry:
     override:
     append:
@@ -112,6 +116,10 @@ conf:
         auth_token:
           auth_type: password
           auth_version: v3
+    paste_deploy:
+      glance:
+        registry:
+          flavor: keystone
 
 network:
   api: