Fix logging mutex crash at exit on macOS

Author: fs-eire

onnxruntime/core/common/logging/logging.cc

@@ -65,8 +65,11 @@ LoggingManager* LoggingManager::GetDefaultInstance() {
 #endif
 
 static std::mutex& DefaultLoggerMutex() noexcept {
-  static std::mutex mutex;
-  return mutex;
+  // Use dynamically allocated mutex to avoid destruction order issues.
+  // The mutex is intentionally never deleted to ensure it remains valid
+  // during static destruction when LoggingManager destructor may be called.
+  static std::mutex* mutex = new std::mutex();
+  return *mutex;
 }
 
 Logger* LoggingManager::s_default_logger_ = nullptr;