ci: Add macos-14 / Apple Silicon build.

Author: waywardmonkeys

.github/workflows/ci.yml

@@ -27,7 +27,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [macos-12, macos-13, ubuntu-20.04, ubuntu-22.04]
+        os: [macos-12, macos-13, macos-14, ubuntu-20.04, ubuntu-22.04]
     name: cargo clippy + test
     steps:
       - uses: actions/checkout@v4