ci: add docs for macos-13 runner

Signed-off-by: Jan Kowalleck <[email protected]>

Author: jkowalleck

.github/workflows/python.yml

@@ -115,7 +115,10 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: ['ubuntu-latest', 'windows-latest', 'macos-13']
+        os:
+          - ubuntu-latest
+          - macos-13  # macos-latest might be incompatible to py38 - see https://github.com/CycloneDX/cyclonedx-python-lib/pull/599#issuecomment-2077462142
+          - windows-latest
         python-version:
           - "3.13" # highest supported
           - "3.12"