app: remove copyright header in plugins list to avoid create-plugin mangling

packages/app/src/plugins.ts

@@ -1,18 +1,3 @@
-/*
- * Copyright 2020 Spotify AB
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
+/* eslint-disable notice/notice */
 export { default as HomePagePlugin } from '@spotify-backstage/plugin-home-page';
 export { default as WelcomePlugin } from '@spotify-backstage/plugin-welcome';