Fix gcc error attempt 2

src/WorldStorage/WSSCompact.cpp

@@ -39,7 +39,7 @@ struct cWSSCompact::sChunkHeader
 
 
 /// The maximum number of PAK files that are cached
-const int MAX_PAK_FILES = 16U;
+const int MAX_PAK_FILES = static_cast<size_t>(16);
 
 /// The maximum number of unsaved chunks before the cPAKFile saves them to disk
 const int MAX_DIRTY_CHUNKS = 16;