Implement JASCriticalSection with a regular mutex

src/dusk/audio/JASCriticalSection.cpp

@@ -0,0 +1,13 @@
+#include "JSystem/JAudio2/JASCriticalSection.h"
+
+#include <mutex>
+
+static std::recursive_mutex gAudioThreadMutex;
+
+JASCriticalSection::JASCriticalSection() {
+    gAudioThreadMutex.lock();
+}
+
+JASCriticalSection::~JASCriticalSection() {
+    gAudioThreadMutex.unlock();
+}