Update token name with more capabilities

.forgejo/workflows/auto-update-build.yaml

@@ -105,7 +105,7 @@ jobs:
       - name: Comment on PR with build failures
         if: steps.build.outcome == 'failure'
         env:
-          PR_TOKEN: ${{ secrets.PR_TOKEN }}
+          MINE_API_TOKEN: ${{ secrets.MINE_API_TOKEN }}
         run: |
           set -euo pipefail
           
@@ -145,7 +145,7 @@ jobs:
           echo "Posting comment to PR #${{ forgejo.event.pull_request.number }} with payload:"
           cat payload.json
           curl --fail-with-body -X POST \
-            -H "Authorization: token $PR_TOKEN" \
+            -H "Authorization: token $MINE_API_TOKEN" \
             -H "Content-Type: application/json" \
             -d @payload.json \
             "${{ forgejo.api_url }}/repos/${{ forgejo.repository }}/issues/${{ forgejo.event.pull_request.number }}/comments"