update authentication for automerge script (#22977)

Author: rachmari

.github/workflows/enterprise-dates.yml

@@ -71,6 +71,7 @@ jobs:
       - name: Enable GitHub auto-merge
         if: ${{ steps.create-pull-request.outputs.pull-request-number }}
         env:
+          GITHUB_TOKEN: ${{ secrets.DOCUBOT_REPO_PAT }}
           AUTOMERGE_PR_NUMBER: ${{ steps.create-pull-request.outputs.pull-request-number }}
         run: node .github/actions-scripts/enable-automerge.js
 

.github/workflows/repo-sync.yml

@@ -217,6 +217,7 @@ jobs:
       - name: Enable GitHub auto-merge
         if: ${{ steps.find-pull-request.outputs.number }}
         env:
+          GITHUB_TOKEN: ${{ secrets.OCTOMERGER_PAT_WITH_REPO_AND_WORKFLOW_SCOPE }}
           AUTOMERGE_PR_NUMBER: ${{ steps.find-pull-request.outputs.number }}
         run: node .github/actions-scripts/enable-automerge.js
 

.github/workflows/update-graphql-files.yml

@@ -64,6 +64,7 @@ jobs:
       - name: Enable GitHub auto-merge
         if: ${{ steps.create-pull-request.outputs.pull-request-number }}
         env:
+          GITHUB_TOKEN: ${{ secrets.DOCUBOT_REPO_PAT }}
           AUTOMERGE_PR_NUMBER: ${{ steps.create-pull-request.outputs.pull-request-number }}
         run: node .github/actions-scripts/enable-automerge.js