GHA: Test more Python versions on macOS

* Remove PyConfig.use_system_logger

Author: vstinner

.github/workflows/build.yml

@@ -51,20 +51,23 @@ jobs:
         include:
           # Windows: test old and new Python
           - os: windows-latest
-            python: 3.6
+            python: "3.6"
           - os: windows-latest
-            python: 3.13
+            python: "3.13"
 
-          # macOS: test only new Python
+          # macOS: test old and new Python.
+          # Python 3.8 is the oldest version available on macOS/arm64.
           - os: macos-latest
-            python: 3.12
+            python: "3.8"
+          - os: macos-latest
+            python: "3.13"
 
           # Ubuntu: test deadsnakes Python versions which are not supported by
           # GHA python-versions.
           - os: ubuntu-20.04
-            python: 3.6
+            python: "3.6"
           - os: ubuntu-22.04
-            python: 3.7
+            python: "3.7"
 
     steps:
         # https://github.com/actions/checkout

pythoncapi_compat.h

@@ -2082,9 +2082,6 @@ PyConfig_Get(const char *name)
         PYTHONCAPI_COMPAT_SPEC(use_frozen_modules, BOOL, _Py_NULL),
 #endif
         PYTHONCAPI_COMPAT_SPEC(use_hash_seed, BOOL, _Py_NULL),
-#if 0x030D0000 <= PY_VERSION_HEX && defined(__APPLE__)
-        PYTHONCAPI_COMPAT_SPEC(use_system_logger, BOOL, _Py_NULL),
-#endif
         PYTHONCAPI_COMPAT_SPEC(user_site_directory, BOOL, _Py_NULL),
 #if 0x030A0000 <= PY_VERSION_HEX
         PYTHONCAPI_COMPAT_SPEC(warn_default_encoding, BOOL, _Py_NULL),