build(deps-dev): bump @angular/language-service from 8.0.0 to 8.2.3

Bumps [@angular/language-service](https://github.com/angular/angular) from 8.0.0 to 8.2.3.
- [Release notes](https://github.com/angular/angular/releases)
- [Changelog](https://github.com/angular/angular/blob/master/CHANGELOG.md)
- [Commits](angular/angular@8.0.0...8.2.3)

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

package.json

@@ -47,7 +47,7 @@
     "@angular-devkit/schematics": "^8.0.2",
     "@angular/cli": "^8.0.2",
     "@angular/compiler-cli": "^8.0.0",
-    "@angular/language-service": "^8.0.0",
+    "@angular/language-service": "^8.2.3",
     "@schematics/angular": "^8.0.2",
     "@types/jasmine": "^3.4.0",
     "@types/jasminewd2": "^2.0.6",