Bump tar, @angular-devkit/build-angular and @angular/cli in /frontend

Bumps [tar](https://github.com/isaacs/node-tar) to 7.5.7 and updates ancestor dependencies [tar](https://github.com/isaacs/node-tar), [@angular-devkit/build-angular](https://github.com/angular/angular-cli) and [@angular/cli](https://github.com/angular/angular-cli). These dependencies need to be updated together.


Updates `tar` from 6.1.12 to 7.5.7
- [Release notes](https://github.com/isaacs/node-tar/releases)
- [Changelog](https://github.com/isaacs/node-tar/blob/main/CHANGELOG.md)
- [Commits](isaacs/node-tar@v6.1.12...v7.5.7)

Updates `@angular-devkit/build-angular` from 14.2.10 to 21.1.2
- [Release notes](https://github.com/angular/angular-cli/releases)
- [Changelog](https://github.com/angular/angular-cli/blob/main/CHANGELOG.md)
- [Commits](angular/angular-cli@14.2.10...v21.1.2)

Updates `@angular/cli` from 14.2.10 to 21.1.2
- [Release notes](https://github.com/angular/angular-cli/releases)
- [Changelog](https://github.com/angular/angular-cli/blob/main/CHANGELOG.md)
- [Commits](angular/angular-cli@14.2.10...v21.1.2)

---
updated-dependencies:
- dependency-name: tar
  dependency-version: 7.5.7
  dependency-type: indirect
- dependency-name: "@angular-devkit/build-angular"
  dependency-version: 21.1.2
  dependency-type: direct:development
- dependency-name: "@angular/cli"
  dependency-version: 21.1.2
  dependency-type: direct:development
...

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Author: dependabot[bot]