Update example_run_pytorch1_2_model.yml

Author: carlosuc3m

.github/workflows/example_run_pytorch1_2_model.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [macos-latest, ubuntu-latest, windows-latest, macos-12]
+        os: [macos-latest, ubuntu-latest, windows-latest, macos-13]
       fail-fast: false
     steps:
     - name: Checkout repository