Merge branch 'egamma_art_fix' into '21.0'

ART Egamma: Fixing duplicated name in efficiency histogram

See merge request atlas/athena!14461

Former-commit-id: ea6a9dedb2574f9bcd4df9b9f26399fc18e605b4

Reconstruction/egamma/egammaValidation/src/EgammaMonitoring.cxx

@@ -596,7 +596,7 @@ StatusCode EgammaMonitoring::finalize() {
     egammaMonitoring::EfficiencyPlot truthPhotonConvRecoUnconvEfficiency("truthPhotonConvRecoUnconvEfficiency", "/MONITORING/truthPhotonConvRecoUnconvEfficiency/", rootHistSvc );
     ATH_CHECK(truthPhotonConvRecoUnconvEfficiency.divide(truthPhotonConvRecoUnconv, truthPhotonConvPhoton));
     egammaMonitoring::EfficiencyPlot truthPhotonUnconvRecoUnconvEfficiency("truthPhotonUnconvRecoUnconvEfficiency", "/MONITORING/truthPhotonUnconvRecoUnconvEfficiency/", rootHistSvc );
-    ATH_CHECK(truthPhotonConvRecoUnconvEfficiency.divide(truthPhotonUnconvRecoUnconv, truthPhotonUnconvPhoton));
+    ATH_CHECK(truthPhotonUnconvRecoUnconvEfficiency.divide(truthPhotonUnconvRecoUnconv, truthPhotonUnconvPhoton));
     egammaMonitoring::EfficiencyPlot truthPhotonRecoConvEfficiency("truthPhotonRecoConvEfficiency", "/MONITORING/truthPhotonRecoConvEfficiency/", rootHistSvc );
     ATH_CHECK(truthPhotonRecoConvEfficiency.divide(truthPhotonConvRecoConv, truthPhotonRecoPhoton));
     egammaMonitoring::EfficiencyPlot truthPhotonRecoUnconvEfficiency("truthPhotonRecoUnconvEfficiency", "/MONITORING/truthPhotonRecoUnconvEfficiency/", rootHistSvc );