MAINT: Check that Ubuntu still works (#15)

Author: larsoner

.github/workflows/test.yml

@@ -17,8 +17,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-22.04, ubuntu-20.04, windows-2022, windows-2019, macos-14, macos-12, macos-11]
-        python: ['3.10']
+        os: [ubuntu-22.04, ubuntu-20.04, windows-2022, windows-2019, macos-14, macos-13, macos-12]
+        python: ['3.12']
     defaults:
       run:
         shell: bash -e {0}