TrigMuonMatching: Declare most TrigMuonMatching methods as const.

Declare most methods of TrigMuonMatching as const. Needed to fix non-const method calls through a const ToolHandle in DerivationFrameworkMuons.

The matchDimuon methods are still non-const, as they manipulate an internal cache.

This merge request affects 1 package:

• Trigger/TrigAnalysis/TrigMuonMatching

added Trigger master review-pending-level-1 labels

CI Result SUCCESS

	Athena	AthSimulation
externals
cmake
make
required tests
optional tests

Full details available at NICOS MR-23384-2019-05-14-01-54
Athena: number of compilation errors 0, warnings 0
AthSimulation: number of compilation errors 0, warnings 0
For experts only: Jenkins output [CI-MERGE-REQUEST 38386]

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

merged

mentioned in commit c39964da

added sweep:ignore label