Part of #21421: apply correct network stream version number

src/openrct2/network/NetworkBase.cpp

@@ -46,7 +46,7 @@ using namespace OpenRCT2;
 // It is used for making sure only compatible builds get connected, even within
 // single OpenRCT2 version.
 
-constexpr uint8_t kNetworkStreamVersion = 3;
+constexpr uint8_t kNetworkStreamVersion = 0;
 
 const std::string kNetworkStreamID = std::string(OPENRCT2_VERSION) + "-" + std::to_string(kNetworkStreamVersion);