Fixed build warning in TopConfiguration
Update order of variable declarations to match initialisation in TopConfig.
Fixes the following compilation warning
In file included from /var/lib/jenkins/workspace/CI-MERGE-REQUEST-CC7/21.2/PhysicsAnalysis/TopPhys/xAOD/TopConfiguration/Root/TopConfig.cxx:5:
/var/lib/jenkins/workspace/CI-MERGE-REQUEST-CC7/21.2/PhysicsAnalysis/TopPhys/xAOD/TopConfiguration/TopConfiguration/TopConfig.h: In constructor 'top::TopConfig::TopConfig()':
/var/lib/jenkins/workspace/CI-MERGE-REQUEST-CC7/21.2/PhysicsAnalysis/TopPhys/xAOD/TopConfiguration/TopConfiguration/TopConfig.h:2613:10: warning: 'top::TopConfig::m_useEgammaSFs' will be initialized after [-Wreorder]
bool m_useEgammaSFs; // nils
^~~~~~~~~~~~~~
/var/lib/jenkins/workspace/CI-MERGE-REQUEST-CC7/21.2/PhysicsAnalysis/TopPhys/xAOD/TopConfiguration/TopConfiguration/TopConfig.h:2612:10: warning: 'bool top::TopConfig::m_enablePromptLeptonImprovedVetoStudies' [-Wreorder]
bool m_enablePromptLeptonImprovedVetoStudies;
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/var/lib/jenkins/workspace/CI-MERGE-REQUEST-CC7/21.2/PhysicsAnalysis/TopPhys/xAOD/TopConfiguration/Root/TopConfig.cxx:24:3: warning: when initialized here [-Wreorder]
TopConfig::TopConfig() :
^~~~~~~~~