ui: remaining bits to rename canon to ui

Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>

packages/create-app/templates/default-app/packages/app/package.json.hbs

@@ -15,7 +15,6 @@
   },
   "dependencies": {
     "@backstage/app-defaults": "^{{version '@backstage/app-defaults'}}",
-    "@backstage/canon": "^{{version '@backstage/canon'}}",
     "@backstage/catalog-model": "^{{version '@backstage/catalog-model'}}",
     "@backstage/cli": "^{{version '@backstage/cli'}}",
     "@backstage/core-app-api": "^{{version '@backstage/core-app-api'}}",
@@ -39,6 +38,7 @@
     "@backstage/plugin-techdocs-react": "^{{version '@backstage/plugin-techdocs-react'}}",
     "@backstage/plugin-user-settings": "^{{version '@backstage/plugin-user-settings'}}",
     "@backstage/theme": "^{{version '@backstage/theme'}}",
+    "@backstage/ui": "^{{version '@backstage/ui'}}",
     "@material-ui/core": "^4.12.2",
     "@material-ui/icons": "^4.9.1",
     "react": "^18.0.2",

packages/create-app/templates/default-app/packages/app/src/index.tsx

@@ -1,6 +1,6 @@
 import '@backstage/cli/asset-types';
 import ReactDOM from 'react-dom/client';
 import App from './App';
-import '@backstage/canon/css/styles.css';
+import '@backstage/ui/css/styles.css';
 
 ReactDOM.createRoot(document.getElementById('root')!).render(<App />);