pinned macos-13 to make use of pre-built wheels

removed exclusion of older python versions for macos-latest

Signed-off-by: apetrynet <[email protected]>

.github/workflows/ci.yaml

@@ -22,14 +22,11 @@ jobs:
 
     strategy:
       matrix:
+        # Use macos-13 so we'll be on intel hardware and can pull a pre-built wheel
+        # When OTIO has an Apple Silicon build we can switch back to macos-latest for that version
+        os: [ ubuntu-latest, macos-13, windows-latest ]
         python-version: [ "3.7", "3.8", "3.9", "3.10", "3.11" ]
-        os: [ ubuntu-latest, macos-latest, windows-latest ]
         otio-version: [ "0.17.0", "main" ]
-        exclude:
-          - { os: macos-latest, python-version: 3.7 }
-          - { os: macos-latest, python-version: 3.8 }
-          - { os: macos-latest, python-version: 3.9 }
-
 
     runs-on: ${{ matrix.os }}