Merge pull request #2758 from oneapi-src/benie/ur-mirror-commits-token

Use token to create pull request in mirror workflow

Author: kbenzie

.github/workflows/mirror-intel-llvm-commits.yml

@@ -44,3 +44,4 @@ jobs:
           title: Mirror intel/llvm commits ${{ steps.date.output.value }}
           branch: mirror-commits-${{ steps.date.output.value }}
           path: unified-runtime
+          token: ${{ secrets.UR_MIRROR_COMMITS_TOKEN }}