chore: simplify scheduled workflow to single python version (3.12)

Author: LeoRoccoBreedt

.github/workflows/scheduled.yml

@@ -38,15 +38,14 @@ jobs:
       fail-fast: false
       matrix:
         folder: ${{ fromJson(needs.load-examples.outputs.folders) }}
-        python-version: ["3.12", "3.13"]
     steps:
       - uses: actions/checkout@v4
 
       - uses: astral-sh/setup-uv@v5
         with:
           version: "latest"
           enable-cache: true
-          python-version: ${{ matrix.python-version }}
+          python-version: "3.12"
 
       - name: Run example
         env: