Remove plugin from example app

Signed-off-by: Niklas Granander <ngranander@spotify.com>

app-config.yaml

@@ -92,9 +92,6 @@ proxy:
     headers:
       Authorization: ${ILERT_AUTH_HEADER}
 
-  '/xcmetrics':
-    target: http://127.0.0.1:8080/v1
-
 organization:
   name: My Company
 

packages/app/package.json

@@ -39,7 +39,6 @@
     "@backstage/plugin-techdocs": "^0.9.7",
     "@backstage/plugin-todo": "^0.1.3",
     "@backstage/plugin-user-settings": "^0.2.12",
-    "@backstage/plugin-xcmetrics": "^0.1.1",
     "@backstage/theme": "^0.2.8",
     "@material-ui/core": "^4.11.0",
     "@material-ui/icons": "^4.9.1",

packages/app/src/App.tsx

@@ -56,7 +56,6 @@ import { entityPage } from './components/catalog/EntityPage';
 import { searchPage } from './components/search/SearchPage';
 import { providers } from './identityProviders';
 import * as plugins from './plugins';
-import { XcmetricsPage } from '@backstage/plugin-xcmetrics';
 
 const app = createApp({
   apis,
@@ -134,7 +133,6 @@ const routes = (
       element={<CostInsightsLabelDataflowInstructionsPage />}
     />
     <Route path="/settings" element={<UserSettingsPage />} />
-    <Route path="/xcmetrics" element={<XcmetricsPage />} />
   </FlatRoutes>
 );