Bump actions/create-github-app-token from 1 to 2 (#2255)

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

---
updated-dependencies:
- dependency-name: actions/create-github-app-token
  dependency-version: '2'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/sync-helm-charts.yaml

@@ -27,7 +27,7 @@ jobs:
 
       - name: Generate GitHub App Token
         id: generate_token
-        uses: actions/create-github-app-token@v1
+        uses: actions/create-github-app-token@v2
         with:
           app-id: ${{ secrets.AKO_RELEASER_APP_ID }}
           private-key: ${{ secrets.AKO_RELEASER_RSA_KEY }}

.github/workflows/update-helm.yaml

@@ -28,7 +28,7 @@ jobs:
 
       - name: Generate GitHub App Token
         id: generate_token
-        uses: actions/create-github-app-token@v1
+        uses: actions/create-github-app-token@v2
         with:
           app-id: ${{ secrets.AKO_RELEASER_APP_ID }}
           private-key: ${{ secrets.AKO_RELEASER_RSA_KEY }}