Bump actions/create-github-app-token from 3 to 3.1.1 in the minor group (#376)

Bumps the minor group with 1 update: [actions/create-github-app-token](https://github.com/actions/create-github-app-token).


Updates `actions/create-github-app-token` from 3 to 3.1.1
- [Release notes](https://github.com/actions/create-github-app-token/releases)
- [Changelog](https://github.com/actions/create-github-app-token/blob/main/CHANGELOG.md)
- [Commits](actions/create-github-app-token@v3...v3.1.1)

---
updated-dependencies:
- dependency-name: actions/create-github-app-token
  dependency-version: 3.1.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/update-spec-for-repos.yml

@@ -19,7 +19,7 @@ jobs:
         repo: [modeling-app]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/create-github-app-token@v3
+      - uses: actions/create-github-app-token@v3.1.1
         id: app-token
         with:
           # required