fix: using the bot token to check out the repository (#981)

<!-- markdownlint-disable MD041 -->
#### What this PR does / why we need it

#### Which issue(s) this PR fixes
<!--
Usage: `Fixes #<issue number>`, or `Fixes (paste link of issue)`.
-->

.github/workflows/release-branch.yaml

@@ -18,20 +18,19 @@ jobs:
       id-token: write
       repository-projects: read
     steps:
-    - name: Checkout
-      uses: actions/checkout@v4
-      with:
-        fetch-depth: 0
-
     - name: Generate token
       id: generate_token
       uses: tibdex/github-app-token@v2
       with:
         app_id: ${{ secrets.OCMBOT_APP_ID }}
         private_key: ${{ secrets.OCMBOT_PRIV_KEY }}
+    - name: Checkout
+      uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
+        token: ${{ steps.generate_token.outputs.token }}
+
     - name: Create Release Branch
-      env:
-        GITHUB_TOKEN: ${{ steps.generate_token.outputs.token }}
       run: |
         set -e
         git config --global user.name github-actions