Fix macOS Intel release runner label

Author: danias

.github/workflows/release.yml

@@ -26,7 +26,7 @@ jobs:
             target: aarch64-unknown-linux-gnu
             allow_failure: true
             run_real_smoke: false
-          - os: macos-13
+          - os: macos-15-intel
             target: x86_64-apple-darwin
             allow_failure: false
             run_real_smoke: false