PerfMonComps : Updates to PerfMonMTSvc

This MR includes a few PerfMonMTSvc related updates. The default configuration is cleaned-up a bit. An old lingering plotting script is deleted because the new one already lives under PerfMonAna.

cc: @haozturk

This merge request affects 1 package:

• Control/PerformanceMonitoring/PerfMonComps

Adding @amete ,@ssnyder as watchers

added Core master review-pending-level-1 labels

CI Result SUCCESS (hash 8d9d9818)

	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 15219]

Approved. BA as L1

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

merged

mentioned in commit 32b53118

added sweep:ignore label