Remove declaration of unused variable.

Author: bosdch1

{{cookiecutter.project_slug}}/frontend/src/store/modules/admin.ts

@@ -67,12 +67,10 @@ export default class AdminModule extends VuexModule {
     try {
       const loadingNotification = { content: "saving", showProgress: true };
       mainStore.addNotification(loadingNotification);
-      const _response = (
-        await Promise.all([
-          api.createUser(mainStore.token, payload),
-          await new Promise((resolve, _reject) => setTimeout(() => resolve(), 500)),
-        ])
-      )[0];
+      await Promise.all([
+        api.createUser(mainStore.token, payload),
+        await new Promise((resolve, _reject) => setTimeout(() => resolve(), 500)),
+      ]);
       mainStore.removeNotification(loadingNotification);
       mainStore.addNotification({
         content: "User successfully created",