refactor: remove redundant python setup step in github actions

Author: schnaitter

.github/workflows/deploy.yml

@@ -30,11 +30,6 @@ jobs:
       - name: Setup Pages
         uses: actions/configure-pages@v3
 
-      - name: Setup Python
-        uses: actions/setup-python@v5
-        with:
-          python-version-file: '.python-version'
-
       - name: Install uv
         uses: astral-sh/setup-uv@v3
         with: