chore: delete ChatGPT CodeReview (#40374)

.github/workflows/main.yml

@@ -1,18 +0,0 @@
-on: [pull_request]
-
-name: ChatGPT CodeReview
-
-jobs:
-  chatgpt_comment:
-    runs-on: ubuntu-latest
-    name: Let chatgpt comment on your PR.
-    steps:
-      - name: ChatGPT comment
-        uses: kxxt/chatgpt-action@v0.3
-        id: chatgpt
-        with:
-          number: ${{ github.event.pull_request.number }}
-          sessionToken: ${{ secrets.CHATGPT_SESSION_TOKEN }}
-          split: 'yolo'  # Use true to enable the unstable split feature.
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}