ci: remove d2-projects/repo-email-feedback@v1.3

.github/workflows/feedback.yml

@@ -1,17 +0,0 @@
-name: Feedback
-on: [fork, watch, issues]
-jobs:
-  feedback:
-    runs-on: ubuntu-latest
-    steps:
-    - name: feedback
-      id: feedback
-      uses: d2-projects/repo-email-feedback@v1.3
-      with:
-        username: ${{ secrets.FEEDBACK_USERNAME }}
-        sign: ${{ secrets.FEEDBACK_SIGN }}
-        wxpusher: ${{ secrets.FEEDBACK_WXPUSHER_UID }}
-        template: ${{ github.repository }}
-        repo: ${{ github.repository }}
-        actor: ${{ github.actor }}
-        token: ${{ secrets.GITHUB_TOKEN }}