chore(deps): Bump tibdex/github-app-token from 2.0.0 to 2.1.0

Bumps [tibdex/github-app-token](https://github.com/tibdex/github-app-token) from 2.0.0 to 2.1.0.
- [Release notes](https://github.com/tibdex/github-app-token/releases)
- [Commits](tibdex/github-app-token@v2.0.0...v2.1.0)

---
updated-dependencies:
- dependency-name: tibdex/github-app-token
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

.github/workflows/update-flake-lock.yml

@@ -25,7 +25,7 @@ jobs:
         id: update-lockfile
         run: ./utils/commit_flake_update.bash
 
-      - uses: tibdex/github-app-token@v2.0.0
+      - uses: tibdex/github-app-token@v2.1.0
         id: generate-token
         with:
           app_id: ${{ secrets.APP_ID }}