update ci

.github/workflows/docs.yml

@@ -9,7 +9,6 @@ permissions:
 jobs:
   docit:
     runs-on: ubuntu-latest
-
     steps:
       - uses: actions/checkout@master
       - name: Copy the Readmes
@@ -21,7 +20,7 @@ jobs:
           git config --local user.email "[email protected]"
           git config --local user.name "GitHub Action"
           git add .
-          git commit -m "Add changes" -a
+          git commit -m "Add changes" -a --allow-empty
       - name: Push changes
         uses: ad-m/github-push-action@master
         with: