Bump actions/create-github-app-token from 3.0.0 to 3.1.1

Bumps [actions/create-github-app-token](https://github.com/actions/create-github-app-token) from 3.0.0 to 3.1.1.
- [Release notes](https://github.com/actions/create-github-app-token/releases)
- [Commits](actions/create-github-app-token@f8d387b...1b10c78)

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

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

Author: dependabot[bot]

.github/workflows/sync-cac-oscal.yml

@@ -48,7 +48,7 @@ jobs:
       # Step 4: Get the access token for content write permission to OSCAL content
       - name: Get GitHub app token
         if: ${{ env.SKIP == 'false' }}
-        uses: actions/create-github-app-token@f8d387b68d61c58ab83c6c016672934102569859 # v3.0.0
+        uses: actions/create-github-app-token@1b10c78c7865c340bc4f6099eb2f838309f1e8c3 # v3.1.1
         id: app-token
         with:
           app-id: ${{ secrets.APP_ID }}