Let the Github action git add stuff

Author: xavierfoucrier

.github/workflows/deploy-docs.yml

@@ -24,12 +24,12 @@ jobs:
         run: |
           cd docs/.vuepress/dist
           git init
-          git add -A
 
       - name: Commit changes
         uses: EndBug/add-and-commit@master
         with:
           branch: "master"
+          cwd: "./docs/.vuepress/dist"
           add: ". --dry-run"
           message: "Deploy docs"
         env: