Bump esbuild and @angular-devkit/build-angular in /samples/spa-client

Bumps [esbuild](https://github.com/evanw/esbuild) to 0.25.0 and updates ancestor dependency [@angular-devkit/build-angular](https://github.com/angular/angular-cli). These dependencies need to be updated together.


Updates `esbuild` from 0.23.0 to 0.25.0
- [Release notes](https://github.com/evanw/esbuild/releases)
- [Changelog](https://github.com/evanw/esbuild/blob/main/CHANGELOG-2024.md)
- [Commits](evanw/esbuild@v0.23.0...v0.25.0)

Updates `@angular-devkit/build-angular` from 18.2.11 to 19.2.0
- [Release notes](https://github.com/angular/angular-cli/releases)
- [Changelog](https://github.com/angular/angular-cli/blob/main/CHANGELOG.md)
- [Commits](angular/angular-cli@18.2.11...19.2.0)

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

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

Author: dependabot[bot]