XHTTP transport: Add "bbr" (default) and "force-brutal" congestion control for H3 (#5711)

https://github.com/XTLS/Xray-core/pull/5711#issuecomment-3984037632

transport/internet/memory_settings.go

@@ -14,6 +14,7 @@ type MemoryStreamConfig struct {
 	SecuritySettings interface{}
 	TcpmaskManager   *finalmask.TcpmaskManager
 	UdpmaskManager   *finalmask.UdpmaskManager
+	QuicParams       *QuicParams
 	SocketSettings   *SocketConfig
 	DownloadSettings *MemoryStreamConfig
 }
@@ -62,6 +63,10 @@ func ToMemoryStreamConfig(s *StreamConfig) (*MemoryStreamConfig, error) {
 		mss.TcpmaskManager = finalmask.NewTcpmaskManager(masks)
 	}
 
+	if s != nil && s.QuicParams != nil {
+		mss.QuicParams = s.QuicParams
+	}
+
 	if s != nil && len(s.Udpmasks) > 0 {
 		var masks []finalmask.Udpmask
 		for _, msg := range s.Udpmasks {