chore(deps-dev): bump angular and @types/angular

Bumps [angular](https://github.com/angular/angular.js) and [@types/angular](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/angular). These dependencies needed to be updated together.

Updates `angular` from 1.7.9 to 1.8.3
- [Release notes](https://github.com/angular/angular.js/releases)
- [Changelog](https://github.com/angular/angular.js/blob/master/CHANGELOG.md)
- [Commits](angular/angular.js@v1.7.9...v1.8.3)

Updates `@types/angular` from 1.6.57 to 1.8.4
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/angular)

---
updated-dependencies:
- dependency-name: angular
  dependency-type: direct:development
- dependency-name: "@types/angular"
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <[email protected]>