Fixed loading state and action designations

Author: raindrift

frontend/src/services/experiment.editor.ts

@@ -113,6 +113,7 @@ export class ExperimentEditor extends Service {
     };
   }
 
+  @action
   updateCollectBehaviorData(enabled: boolean) {
     this.experiment.collectBehaviorData = enabled;
   }

frontend/src/services/experiment.service.ts

@@ -81,6 +81,8 @@ export class ExperimentService extends Service {
             // Keep a local mirror of the flag if present
             this.collectBehaviorData =
               (doc.data() as Experiment).collectBehaviorData === true;
+
+            this.isLoading = false;
           });
         },
       ),