TrigValTools: Teach rootcomp.py to handle TEfficiency

Implement diffing of TEfficiency histograms. Only count differences but do not attempt to draw them.

This very old code is in serious need of modernization. But for the moment I just implemented this extra feature without touching anything else.

This merge request affects 1 package:

• Trigger/TrigValidation/TrigValTools

Adding @hartj ,@jpanduro as watchers

added Trigger master review-pending-level-1 labels

CI Result SUCCESS (hash db4441ce)

	Athena	AthSimulation	AnalysisBase	AthGeneration
externals
cmake
make
required tests
optional tests

Full details available on this CI monitor view
Athena: number of compilation errors 0, warnings 0
AthSimulation: number of compilation errors 0, warnings 0
AnalysisBase: number of compilation errors 0, warnings 0
AthGeneration: number of compilation errors 0, warnings 0
For experts only: Jenkins output [CI-MERGE-REQUEST-CC7 14694]

Looks fine. Approved. BA as L1

added review-approved label and removed review-pending-level-1 label

approved this merge request

merged

mentioned in commit 0493f002

added sweep:ignore label