chore: call render at end of save

All changes at some point should call render, and render should
become more subtle to update only the needed part according to
the actual changes

umap/static/umap/js/umap.js

@@ -1104,8 +1104,10 @@ U.Map = L.Map.extend({
       if (datalayer.isDirty) await datalayer.save()
     }
     this.isDirty = false
-    this.renderEditToolbar()
-    this.propagate()
+    // Do a blind render for now, as we are not sure what could
+    // have changed, we'll be more subtil when we'll remove the
+    // save action
+    this.render(['name', 'user', 'permissions'])
     this.fire('saved')
   },