Bump @angular/language-service from 9.0.2 to 9.0.6 (#4994)

Bumps [@angular/language-service](https://github.com/angular/angular/tree/HEAD/packages/language-service) from 9.0.2 to 9.0.6.
- [Release notes](https://github.com/angular/angular/releases)
- [Changelog](https://github.com/angular/angular/blob/master/CHANGELOG.md)
- [Commits](https://github.com/angular/angular/commits/9.0.6/packages/language-service)
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Co-authored-by: Ndependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

package-lock.json

@@ -1390,9 +1390,9 @@
       }
     },
     "@angular/language-service": {
-      "version": "9.0.2",
-      "resolved": "https://registry.npmjs.org/@angular/language-service/-/language-service-9.0.2.tgz",
-      "integrity": "sha512-b+1g1FYG5MkSQtRqqUAN50N7fcEqA355dEHa2Vl03uBDZSYC/XSrR59IvgJfKLFuS4dopirvY9Eddbhk2FcAmg==",
+      "version": "9.0.6",
+      "resolved": "https://registry.npmjs.org/@angular/language-service/-/language-service-9.0.6.tgz",
+      "integrity": "sha512-lyEYYsBXFhXKu3aT6XkKBmmf4c59lb/C6C15q4Dl8BW/wIuA/mNLosDKLnd/jCS0VpcY4v0HJRKg9SCopa8BhQ==",
       "dev": true
     },
     "@angular/localize": {

package.json

@@ -143,7 +143,7 @@
     "@angular-devkit/build-angular": "0.900.6",
     "@angular/cli": "9.0.6",
     "@angular/compiler-cli": "9.0.2",
-    "@angular/language-service": "9.0.2",
+    "@angular/language-service": "9.0.6",
     "@cypress/webpack-preprocessor": "4.1.3",
     "@types/jasmine": "3.5.9",
     "@types/jasminewd2": "2.0.8",