fix Warning

qt6-after/qt6-migrated-legatus/TetraIF/PrtCnv/PrtCnvInjectionSocket.cpp

@@ -56,7 +56,7 @@ void PrtCnvInjectionSocket::processInputData()
     {
       
       qint64 available = m_Socket->bytesAvailable();
-      if (available < (injectionHeader.m_Size+sizeof(injectionHeader)))
+      if (available < qint64(injectionHeader.m_Size + sizeof(injectionHeader)))
       {
         INFO_LOG(m_logger) << "not enough bytes available - waiting for more data: "
                            << "headersize=" << sizeof(injectionHeader) << " id1="