remove support for cp38-macosx_arm64

Author: oscarhiggott

.github/workflows/ci.yml

@@ -51,7 +51,7 @@ jobs:
           {os: macos-latest, dist: cp312-macosx_x86_64},
           {os: macos-latest, dist: cp313-macosx_x86_64},
           # macosx arm64
-          {os: macos-latest, dist: cp38-macosx_arm64},
+          # {os: macos-latest, dist: cp38-macosx_arm64},
           {os: macos-latest, dist: cp39-macosx_arm64},
           {os: macos-latest, dist: cp310-macosx_arm64},
           {os: macos-latest, dist: cp311-macosx_arm64},