Ignore memory free faults if running on apple.

There's a case in MoltenVK initialization where overloading operator new
and operator delete works for std::string destruction, but not
construction.

server/TracyWorker.hpp

@@ -498,6 +498,7 @@ private:
     char* m_buffer;
     int m_bufferOffset;
     bool m_onDemand;
+    bool m_ignoreMemFreeFaults;
 
     GpuCtxData* m_gpuCtxMap[256];
     flat_hash_map<uint64_t, StringLocation, nohash<uint64_t>> m_pendingCustomStrings;