Update workflow to configure Git Safe Directory and copy README to Wiki

Author: JulianPrieber

.github/workflows/copy-readme-to-wiki.yml

@@ -15,4 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-      - uses: Andrew-Chen-Wang/github-wiki-action@v4
+      - uses: Andrew-Chen-Wang/github-wiki-action@v4
+        with:
+          token: ${{ secrets.GH_TOKEN }}
+          path: .