use explicit macos versions

Author: kevaundray

.github/workflows/test-java-bindings-new.yml

@@ -63,9 +63,9 @@ jobs:
             target: x86_64-unknown-linux-gnu
           - os: linux-arm64
             target: aarch64-unknown-linux-gnu
-          - os: macos-latest
+          - os: macos-13
             target: x86_64-apple-darwin
-          - os: macos-latest
+          - os: macos-14
             target: aarch64-apple-darwin
           - os: windows-latest
             target: x86_64-pc-windows-gnu