refactor(action): change git cmd to checkout

chore(action - checkout): reduce settings that are already standard

Author: LizenzFass78851

.github/workflows/gen_md_files.yml

@@ -30,11 +30,9 @@ jobs:
           echo "################################################################" && bash -c "echo KEY=$KEY"
 
       - name: clone
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        run: |
-          git config --global --add safe.directory $GITHUB_WORKSPACE
-          git clone https://github-actions:$GITHUB_TOKEN@${GITHUB_SERVER_URL##*/}/$GITHUB_REPOSITORY.git $GITHUB_WORKSPACE --branch $GITHUB_REF_NAME --depth=1 --single-branch
+        uses: actions/checkout@main
+        with:
+          clean: false
 
       - name: generate
         run: |