message: docs: update version to 6 in language-service
  PR Close
diff: @@ -74,9 +74,8 @@ Here's the dev dependency
  you need to have in `package.json`:
  ```json
  -
  devDependencies {
  - "@angular/language-service": "^4.0.0"
  + "@angular/language-service": "^6.0.0"
  }
  ```
  