Update GModDataPack_AddOrUpdateFile Windows signature (#98)

Author: magnalunar

helpers_extended/source/Symbols.cpp

@@ -168,7 +168,7 @@ namespace Symbols
 
 	const std::vector<Symbol> GModDataPack_AddOrUpdateFile = {
 		Symbol::FromName( "?AddOrUpdateFile@GModDataPack@@QAEXPAULuaFile@@_N@Z" ),
-		Symbol::FromSignature( "\x55\x8B\xEC\x83\xEC\x28\x53\x8B\x5D\x08\x83\x7B\x18\x10\x56\x8D" )
+		Symbol::FromSignature( "\x55\x8B\xEC\x81\xEC\x80\x00\x00\x00\x53\x8B\xD9\x56\x8B\x75\x08\x57\x8B\x03\x89\x5D\xFC\x8D\x7E\x04" )
 	};
 
 	const Symbol Steam3Server =