update ci

Author: ciur

.github/workflows/ci.yml

@@ -20,7 +20,7 @@ jobs:
       - run: |
           pip install poetry
           poetry install --no-root
-          git fetch origin gh-pages --depth=1
+          git fetch origin gh-pages
           git config user.name ci-bot
           git config user.email [email protected]
           poetry run mike set-default 3.5