Restrict macos to newer Python versions

Author: ktbyers

.github/workflows/main_testing.yaml

@@ -95,7 +95,7 @@ jobs:
         shell: bash
     strategy:
       matrix:
-        python-version: [ '3.10', '3.11', '3.12', '3.13', '3.14' ]
+        python-version: [ '3.12', '3.13', '3.14' ]
         platform: [macos-15]
 
     runs-on: ${{ matrix.platform }}