Use 32 bits to store lock id.

This makes queue item size 32 bytes. Queue operations can now be faster,
because multiplication by 33 is replaced by shift by 5.

server/TracyView.hpp

@@ -172,7 +172,7 @@ private:
     std::unordered_map<uint64_t, std::string> m_threadNames;
     std::unordered_set<const char*, charutil::Hasher, charutil::Comparator> m_customStrings;
     std::unordered_map<uint64_t, QueueSourceLocation> m_sourceLocation;
-    std::unordered_map<uint64_t, LockMap> m_lockMap;
+    std::unordered_map<uint32_t, LockMap> m_lockMap;
     uint64_t m_zonesCnt;
 
     std::mutex m_mbpslock;