Add missing 'self.' in Rec/RecConf/python/RecConf/Configuration.py
Without this, get error
File "/user/wouterh/master/lhcb-master-head/Gaudi/InstallArea/x86_64+avx2+fma-centos7-gcc9-opt/scripts/gaudirun.py", line 560, in <module>
applyConfigurableUsers()
File "/user/wouterh/master/lhcb-master-head/Gaudi/InstallArea/x86_64+avx2+fma-centos7-gcc9-opt/python/GaudiKernel/Configurable.py", line 1648, in applyConfigurableUsers_old
c.__apply_configuration__()
File "/user/wouterh/master/lhcb-master-head/Gaudi/InstallArea/x86_64+avx2+fma-centos7-gcc9-opt/python/GaudiKernel/Configurable.py", line 1473, in __apply_configuration__
return self.applyConf()
File "/user/wouterh/master/lhcb-master-head/Rec/InstallArea/x86_64+avx2+fma-centos7-gcc9-opt/python/RecConf/Configuration.py", line 126, in applyConf
"DataType") not in Run3DataTypes:
NameError: global name 'Run3DataTypes' is not defined
Edited by Wouter Hulsbergen