Run CI on macos-14 (ARM)

Author: jeromekelleher

.github/workflows/ci.yml

@@ -23,14 +23,19 @@ jobs:
       matrix:
         # Use macos-13 because pip binary packages for ARM aren't
         # available for many dependencies
-        os: [macos-13, ubuntu-latest]
+        os: [macos-13, macos-14, ubuntu-latest]
         python-version: ["3.9", "3.10", "3.11"]
         exclude:
           # Just run macos tests on one Python version
           - os: macos-13
             python-version: "3.9"
           - os: macos-13
             python-version: "3.10"
+          # Just run macos tests on one Python version
+          - os: macos-14
+            python-version: "3.9"
+          - os: macos-14
+            python-version: "3.11"
     steps:
       - uses: actions/checkout@v4
       - name: Set up Python ${{ matrix.python-version }}