Update actions/setup-python action to v7

Author: renovate[bot]

.github/workflows/ci.yml

@@ -42,7 +42,7 @@ jobs:
         uses: actions/checkout@v7
 
       - name: Setup Python
-        uses: actions/setup-python@v6
+        uses: actions/setup-python@v7
         with:
           python-version: ${{ env.PYTHON_VERSION }}
 
@@ -59,7 +59,7 @@ jobs:
         uses: actions/checkout@v7
 
       - name: Setup Python
-        uses: actions/setup-python@v6
+        uses: actions/setup-python@v7
         with:
           python-version: ${{ env.PYTHON_VERSION }}