Bump the angular group in /ui with 9 updates

Bumps the angular group in /ui with 9 updates:

| Package | From | To |
| --- | --- | --- |
| [@angular/common](https://github.com/angular/angular/tree/HEAD/packages/common) | `21.0.3` | `21.0.6` |
| [@angular/compiler](https://github.com/angular/angular/tree/HEAD/packages/compiler) | `21.0.3` | `21.0.6` |
| [@angular/core](https://github.com/angular/angular/tree/HEAD/packages/core) | `21.0.3` | `21.0.6` |
| [@angular/forms](https://github.com/angular/angular/tree/HEAD/packages/forms) | `21.0.3` | `21.0.6` |
| [@angular/platform-browser](https://github.com/angular/angular/tree/HEAD/packages/platform-browser) | `21.0.3` | `21.0.6` |
| [@angular/router](https://github.com/angular/angular/tree/HEAD/packages/router) | `21.0.3` | `21.0.6` |
| [@angular/build](https://github.com/angular/angular-cli) | `21.0.2` | `21.0.4` |
| [@angular/cli](https://github.com/angular/angular-cli) | `21.0.2` | `21.0.4` |
| [@angular/compiler-cli](https://github.com/angular/angular/tree/HEAD/packages/compiler-cli) | `21.0.3` | `21.0.6` |


Updates `@angular/common` from 21.0.3 to 21.0.6
- [Release notes](https://github.com/angular/angular/releases)
- [Changelog](https://github.com/angular/angular/blob/main/CHANGELOG.md)
- [Commits](https://github.com/angular/angular/commits/v21.0.6/packages/common)

Updates `@angular/compiler` from 21.0.3 to 21.0.6
- [Release notes](https://github.com/angular/angular/releases)
- [Changelog](https://github.com/angular/angular/blob/main/CHANGELOG.md)
- [Commits](https://github.com/angular/angular/commits/v21.0.6/packages/compiler)

Updates `@angular/core` from 21.0.3 to 21.0.6
- [Release notes](https://github.com/angular/angular/releases)
- [Changelog](https://github.com/angular/angular/blob/main/CHANGELOG.md)
- [Commits](https://github.com/angular/angular/commits/v21.0.6/packages/core)

Updates `@angular/forms` from 21.0.3 to 21.0.6
- [Release notes](https://github.com/angular/angular/releases)
- [Changelog](https://github.com/angular/angular/blob/main/CHANGELOG.md)
- [Commits](https://github.com/angular/angular/commits/v21.0.6/packages/forms)

Updates `@angular/platform-browser` from 21.0.3 to 21.0.6
- [Release notes](https://github.com/angular/angular/releases)
- [Changelog](https://github.com/angular/angular/blob/main/CHANGELOG.md)
- [Commits](https://github.com/angular/angular/commits/v21.0.6/packages/platform-browser)

Updates `@angular/router` from 21.0.3 to 21.0.6
- [Release notes](https://github.com/angular/angular/releases)
- [Changelog](https://github.com/angular/angular/blob/main/CHANGELOG.md)
- [Commits](https://github.com/angular/angular/commits/v21.0.6/packages/router)

Updates `@angular/build` from 21.0.2 to 21.0.4
- [Release notes](https://github.com/angular/angular-cli/releases)
- [Changelog](https://github.com/angular/angular-cli/blob/main/CHANGELOG.md)
- [Commits](angular/angular-cli@21.0.2...v21.0.4)

Updates `@angular/cli` from 21.0.2 to 21.0.4
- [Release notes](https://github.com/angular/angular-cli/releases)
- [Changelog](https://github.com/angular/angular-cli/blob/main/CHANGELOG.md)
- [Commits](angular/angular-cli@21.0.2...v21.0.4)

Updates `@angular/compiler-cli` from 21.0.3 to 21.0.6
- [Release notes](https://github.com/angular/angular/releases)
- [Changelog](https://github.com/angular/angular/blob/main/CHANGELOG.md)
- [Commits](https://github.com/angular/angular/commits/v21.0.6/packages/compiler-cli)

---
updated-dependencies:
- dependency-name: "@angular/common"
  dependency-version: 21.0.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: angular
- dependency-name: "@angular/compiler"
  dependency-version: 21.0.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: angular
- dependency-name: "@angular/core"
  dependency-version: 21.0.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: angular
- dependency-name: "@angular/forms"
  dependency-version: 21.0.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: angular
- dependency-name: "@angular/platform-browser"
  dependency-version: 21.0.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: angular
- dependency-name: "@angular/router"
  dependency-version: 21.0.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: angular
- dependency-name: "@angular/build"
  dependency-version: 21.0.4
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: angular
- dependency-name: "@angular/cli"
  dependency-version: 21.0.4
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: angular
- dependency-name: "@angular/compiler-cli"
  dependency-version: 21.0.6
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: angular
...

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