action:comment out pr_number in clang format

.github/workflows/auto clang format.yml

@@ -27,17 +27,14 @@ jobs:
           fetch-depth: 2
       # format the latest commit
       - name: ubuntu install clang-format
-        shell: bash
+        if: ${{ github.event.pull_request.head.repo.full_name == 'xiaoyifang/goldendict-ng' }}
+        id: clang-format
         run: |
           sudo apt-get install git  lsb-release wget software-properties-common
           wget -qO - https://apt.llvm.org/llvm.sh| sudo bash
           sudo apt-get update 
           sudo apt-get install -y clang-format
           git-clang-format --style=file HEAD^
-          echo 'The following is clang format diff if has any.' > /home/runner/work/clang-format.patch
-          echo '```cpp' >> /home/runner/work/clang-format.patch
-          git diff >> /home/runner/work/clang-format.patch
-          echo '```' >> /home/runner/work/clang-format.patch
           
 
       - uses: EndBug/add-and-commit@v9
@@ -45,9 +42,3 @@ jobs:
         with:
           default_author: github_actor
           message: 🎨 apply clang-format changes
-
-      - name: PR comment with file
-        uses: thollander/actions-comment-pull-request@v2
-        with:
-          filePath: /home/runner/work/clang-format.patch
-          pr_number: ${{ github.event.number }}