Bump tauri-plugin-shell from 2.0.2 to 2.2.1 in /src-tauri

Bumps [tauri-plugin-shell](https://github.com/tauri-apps/plugins-workspace) from 2.0.2 to 2.2.1.
- [Release notes](https://github.com/tauri-apps/plugins-workspace/releases)
- [Commits](tauri-apps/plugins-workspace@fs-v2.0.2...fs-v2.2.1)

---
updated-dependencies:
- dependency-name: tauri-plugin-shell
  dependency-version: 2.2.1
  dependency-type: direct:production
...

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

Author: dependabot[bot]