Bump tibdex/github-app-token from 1 to 2 in /.github/workflows

Bumps [tibdex/github-app-token](https://github.com/tibdex/github-app-token) from 1 to 2.
- [Release notes](https://github.com/tibdex/github-app-token/releases)
- [Commits](tibdex/github-app-token@v1...v2)

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

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/update-nixos-23.05.yaml

@@ -30,7 +30,7 @@ jobs:
     # Fallowing https://github.com/peter-evans/create-pull-request/blob/main/docs/concepts-guidelines.md#authenticating-with-github-app-generated-tokens
     # I would like to not depend on anything here
     # TODO: Figure this out myself
-    - uses: tibdex/github-app-token@v1
+    - uses: tibdex/github-app-token@v2
       id: generate-token
       with:
         app_id: ${{ secrets.APP_ID }}