Bump @angular/language-service in /samples/lib/spa-angular-client

Bumps [@angular/language-service](https://github.com/angular/angular/tree/HEAD/packages/language-service) from 13.2.6 to 13.3.1.
- [Release notes](https://github.com/angular/angular/releases)
- [Changelog](https://github.com/angular/angular/blob/master/docs/RELEASE_SCHEDULE.md)
- [Commits](https://github.com/angular/angular/commits/13.3.1/packages/language-service)

---
updated-dependencies:
- dependency-name: "@angular/language-service"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

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

@@ -40,7 +40,7 @@
     "@angular-devkit/build-angular": "^13.2.5",
     "@angular/cli": "^13.3.1",
     "@angular/compiler-cli": "^13.0.3",
-    "@angular/language-service": "^13.2.6",
+    "@angular/language-service": "^13.3.1",
     "@types/base64-arraybuffer": "^0.2.0",
     "@types/jasmine": "~4.0.2",
     "@types/jasminewd2": "~2.0.10",