Bump @angular/cdk in /samples/lib/spa-angular-client

Bumps [@angular/cdk](https://github.com/angular/components) from 11.2.2 to 11.2.7.
- [Release notes](https://github.com/angular/components/releases)
- [Changelog](https://github.com/angular/components/blob/master/CHANGELOG.md)
- [Commits](angular/components@11.2.2...11.2.7)

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

samples/lib/spa-angular-client/package-lock.json

@@ -18,7 +18,7 @@
   "private": true,
   "dependencies": {
     "@angular/animations": "^11.0.5",
-    "@angular/cdk": "^11.2.2",
+    "@angular/cdk": "^11.2.7",
     "@angular/common": "^11.0.5",
     "@angular/compiler": "^11.0.5",
     "@angular/core": "^11.0.5",