Rename roles that are removed from PostgresTeam CRD (#1457)

* rename db roles that are removed from manifests

* extend PostgresTeam e2e test

* make suffix configurable and add deprecated field to pgUser struct

* deny LOGIN from deprecated roles

* update feature documentation

manifests/operatorconfiguration.crd.yaml

@@ -439,6 +439,9 @@ spec:
                   enable_postgres_team_crd_superusers:
                     type: boolean
                     default: false
+                  enable_team_member_deprecation:
+                    type: boolean
+                    default: false
                   enable_team_superuser:
                     type: boolean
                     default: false
@@ -461,6 +464,9 @@ spec:
                       type: string
                     default:
                     - admin
+                  role_deletion_suffix:
+                    type: string
+                    default: "_deleted"
                   team_admin_role:
                     type: string
                     default: "admin"