Implemented universal logout

roles/web-app-peertube/config/main.yml

@@ -4,6 +4,7 @@ features:
   port-ui-desktop:    true
   central_database:   true
   oidc:               true
+  universal_logout:   true
 csp:
   flags:
     script-src-elem:
@@ -37,4 +38,4 @@ docker:
       backup:
         no_stop_required: true
   volumes:
-    data: peertube_data
+    data: peertube_data