Bump undici and @angular-devkit/build-angular

Removes [undici](https://github.com/nodejs/undici). It's no longer used after updating ancestor dependency [@angular-devkit/build-angular](https://github.com/angular/angular-cli). These dependencies need to be updated together.


Removes `undici`

Updates `@angular-devkit/build-angular` from 18.1.4 to 18.2.19
- [Release notes](https://github.com/angular/angular-cli/releases)
- [Changelog](https://github.com/angular/angular-cli/blob/main/CHANGELOG.md)
- [Commits](angular/angular-cli@18.1.4...18.2.19)

---
updated-dependencies:
- dependency-name: undici
  dependency-version: 
  dependency-type: indirect
- dependency-name: "@angular-devkit/build-angular"
  dependency-version: 18.2.19
  dependency-type: direct:development
...

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

Author: dependabot[bot]