Bump tauri-build from 1.2.1 to 2.0.0-alpha.4

Bumps [tauri-build](https://github.com/tauri-apps/tauri) from 1.2.1 to 2.0.0-alpha.4.
- [Release notes](https://github.com/tauri-apps/tauri/releases)
- [Commits](tauri-apps/tauri@tauri-build-v1.2.1...tauri-build-v2.0.0-alpha.4)

---
updated-dependencies:
- dependency-name: tauri-build
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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