chore: bump macos-13 to macos-15-intel

Signed-off-by: Peefy <[email protected]>

Author: Peefy

.github/workflows/example-e2e-tests.yaml

@@ -31,7 +31,7 @@ jobs:
   macos:
     strategy:
       matrix:
-        os: [ macos-13, macos-latest ]
+        os: [ macos-15-intel, macos-latest ]
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v6