chore: update setup-uv GHA

Author: azmeuk

.github/workflows/docs.yml

@@ -17,9 +17,9 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - name: Install uv
-        uses: astral-sh/setup-uv@v3
+        uses: astral-sh/setup-uv@v6
         with:
           enable-cache: true
       - run: |
-          uv sync --group docs --all-extras
+          uv sync --all-groups
           uv run sphinx-build docs build/sphinx/html --fail-on-warning