message: Fix mvfst Windows build issue
  Summary: Fix mvfst Windows build issue
diff: @@ -207,7 +207,7 @@ void TakeoverPacketHandler::processForwardedPacket(
  return;
  }
  struct sockaddr* sockaddr = nullptr;
  - uint8_t sockaddrBuf[addrLen];
  + uint8_t sockaddrBuf[kMaxBufSizeForTakeoverEncapsulation];
  std::pair<const uint8_t*, size_t> addrData = cursor.peek();
  if (addrData.second >= addrLen) {
  // the address is contiguous in the queue
  