ci: Use python 3.14

Author: tuxuser

.github/workflows/pyinstaller.yml

@@ -28,7 +28,7 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@v6
         with:
-          python-version: '3.12'
+          python-version: '3.14'
 
       - name: Download micropython binary
         run: |