Upgrade: [dependabot] - bump actions/create-github-app-token

Bumps [actions/create-github-app-token](https://github.com/actions/create-github-app-token) from 2.1.4 to 2.2.0.
- [Release notes](https://github.com/actions/create-github-app-token/releases)
- [Commits](actions/create-github-app-token@6701853...7e473ef)

---
updated-dependencies:
- dependency-name: actions/create-github-app-token
  dependency-version: 2.2.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/dependabot-auto-approve-and-merge.yml

@@ -19,7 +19,7 @@ jobs:
         steps:
             - name: Get token from Github App
               id: get_app_token
-              uses: actions/create-github-app-token@67018539274d69449ef7c02e8e71183d1719ab42
+              uses: actions/create-github-app-token@7e473efe3cb98aa54f8d4bac15400b15fad77d94
               with:
                   app-id: ${{ secrets.AUTOMERGE_APP_ID }}
                   private-key: ${{ secrets.AUTOMERGE_PEM }}