CI python 3.12

Author: rtlopez

.github/workflows/platformio.yml

@@ -22,7 +22,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: '3.11'
+          python-version: '3.12'
       - name: Install Dependencies
         run: pip install --upgrade platformio
       - name: Run PlatformIO Test
@@ -64,7 +64,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: '3.11'
+          python-version: '3.12'
       - name: Install Dependencies
         run: pip install --upgrade platformio