Bump tmp, @angular-devkit/build-angular, @angular-eslint/schematics and @angular/cli

Removes [tmp](https://github.com/raszi/node-tmp). It's no longer used after updating ancestor dependencies [tmp](https://github.com/raszi/node-tmp), [@angular-devkit/build-angular](https://github.com/angular/angular-cli), [@angular-eslint/schematics](https://github.com/angular-eslint/angular-eslint/tree/HEAD/packages/schematics) and [@angular/cli](https://github.com/angular/angular-cli). These dependencies need to be updated together.


Removes `tmp`

Updates `@angular-devkit/build-angular` from 15.2.11 to 20.3.6
- [Release notes](https://github.com/angular/angular-cli/releases)
- [Changelog](https://github.com/angular/angular-cli/blob/main/CHANGELOG.md)
- [Commits](angular/angular-cli@15.2.11...20.3.6)

Updates `@angular-eslint/schematics` from 15.2.1 to 20.4.0
- [Release notes](https://github.com/angular-eslint/angular-eslint/releases)
- [Changelog](https://github.com/angular-eslint/angular-eslint/blob/main/packages/schematics/CHANGELOG.md)
- [Commits](https://github.com/angular-eslint/angular-eslint/commits/v20.4.0/packages/schematics)

Updates `@angular/cli` from 15.2.11 to 20.3.6
- [Release notes](https://github.com/angular/angular-cli/releases)
- [Changelog](https://github.com/angular/angular-cli/blob/main/CHANGELOG.md)
- [Commits](angular/angular-cli@15.2.11...20.3.6)

---
updated-dependencies:
- dependency-name: tmp
  dependency-version: 
  dependency-type: indirect
- dependency-name: "@angular-devkit/build-angular"
  dependency-version: 20.3.6
  dependency-type: direct:development
- dependency-name: "@angular-eslint/schematics"
  dependency-version: 20.4.0
  dependency-type: direct:development
- dependency-name: "@angular/cli"
  dependency-version: 20.3.6
  dependency-type: direct:development
...

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Author: dependabot[bot]