Make sure ROOT starts in batch mode in tests

Also, not importing ROOT improves a bit startup times and has the benefit that these (not-quite-understood) messages do not show up when starting processes in MooreOnline.

Warning in <TInterpreter::ReadRootmapFile>: class  Bits::BitMask<1> found in  is already in libOnlineKernelDictGen.so
Warning in <TInterpreter::ReadRootmapFile>: class  Bits::BitMask<2> found in  is already in libOnlineKernelDictGen.so
Warning in <TInterpreter::ReadRootmapFile>: class  Bits::BitMask<3> found in  is already in libOnlineKernelDictGen.so
Warning in <TInterpreter::ReadRootmapFile>: class  Bits::BitMask<4> found in  is already in libOnlineKernelDictGen.so
Warning in <TInterpreter::ReadRootmapFile>: class  CPP::AmsSensor found in  is already in libOnlineKernelDictGen.so
Warning in <TInterpreter::ReadRootmapFile>: class  CPP::Event found in  is already in libOnlineKernelDictGen.so
Warning in <TInterpreter::ReadRootmapFile>: class  CPP::IocSensor found in  is already in libOnlineKernelDictGen.so
Warning in <TInterpreter::ReadRootmapFile>: class  CPP::Message found in  is already in libOnlineKernelDictGen.so
Warning in <TInterpreter::ReadRootmapFile>: class  CPP::PyInteractor found in  is already in libOnlineKernelDictGen.so
Warning in <TInterpreter::ReadRootmapFile>: class  CPP::Sensor found in  is already in libOnlineKernelDictGen.so
Warning in <TInterpreter::ReadRootmapFile>: class  CPP::TimeSensor found in  is already in libOnlineKernelDictGen.so
Warning in <TInterpreter::ReadRootmapFile>: class  IOPortManager found in  is already in libOnlineKernelDictGen.so
Warning in <TInterpreter::ReadRootmapFile>: class  NetworkAddress found in  is already in libOnlineKernelDictGen.so
Warning in <TInterpreter::ReadRootmapFile>: class  NetworkChannel found in  is already in libOnlineKernelDictGen.so
Warning in <TInterpreter::ReadRootmapFile>: class  NetworkConnection found in  is already in libOnlineKernelDictGen.so
Warning in <TInterpreter::ReadRootmapFile>: class  RTL::GlobalSection found in  is already in libOnlineKernelDictGen.so
Warning in <TInterpreter::ReadRootmapFile>: class  TcpConnection found in  is already in libOnlineKernelDictGen.so
Warning in <TInterpreter::ReadRootmapFile>: class  TcpNetworkAddress found in  is already in libOnlineKernelDictGen.so
Warning in <TInterpreter::ReadRootmapFile>: class  TcpNetworkChannel found in  is already in libOnlineKernelDictGen.so
Warning in <TInterpreter::ReadRootmapFile>: class  UdpConnection found in  is already in libOnlineKernelDictGen.so
Warning in <TInterpreter::ReadRootmapFile>: class  UdpNetworkAddress found in  is already in libOnlineKernelDictGen.so
Warning in <TInterpreter::ReadRootmapFile>: class  UdpNetworkChannel found in  is already in libOnlineKernelDictGen.so
Warning in <TInterpreter::ReadRootmapFile>: class  qentry found in  is already in libOnlineKernelDictGen.so
Warning in <TInterpreter::ReadRootmapFile>: class  sockaddr_in found in  is already in libOnlineKernelDictGen.so

added cleanup label

/cc @clemenci @frankm @miolocco

/ci-test MooreOnline!289

assigned to @rmatev

added ci-test-triggered label

• [2023-10-03 16:28] Validation started with lhcb-master-mr#9367

added RTA label

resolved all threads

merged

mentioned in commit f2546a89