testing github workflow (actions/checkout@v4)

.github/workflows/build_and_publish_docs.yml

@@ -20,10 +20,6 @@ jobs:
     name: build and publish docs
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
-        with:
-          fetch-depth: 0
-
       - name: set up python 3.9
         uses: actions/setup-python@v5
         with:
@@ -58,6 +54,10 @@ jobs:
         run: |
           cp docs/source/_static/switcher.json ./docs/build/switcher.json
 
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
       - name: save changes and checkout to gh-pages
         run: |
           git add -f .