Update release workflow to use uv

Author: bartvanb

.github/workflows/release.yml

@@ -60,12 +60,20 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@v5
         with:
-          python-version: "3.10"
+          python-version: "3.13"
+
+      - name: Install uv
+        run: pip install uv
+
+      - name: Create virtual environment
+        run: |
+          uv venv --python 3.13
+          . .venv/bin/activate
+          echo PATH=$PATH >> $GITHUB_ENV
 
       - name: Install dependencies
         run: |
-          python -m pip install --upgrade pip
-          pip install -r requirements.txt
+          uv sync
 
       - name: Find current version
         id: find-current-vantage6-version