MuonNSWAsBuilt, etc.: Naming conventions.

Function parameters should not start with underscores.

This merge request affects 5 packages:

• MuonSpectrometer/MuonDetDescr/MuonNSWAsBuilt
• MuonSpectrometer/MuonPhaseII/MuonDetDescr/MuonReadoutGeometryR4
• MuonSpectrometer/MuonTruthAlgs
• Reconstruction/MuonIdentification/MuonCombinedBaseTools
• Reconstruction/MuonIdentification/MuonCombinedEvent

Affected files list will not be printed in this case

Adding @kluit ,@goetz ,@pscholer ,@apsallid ,@markowen ,@wleight ,@stavrop ,@jojungge ,@mvozak ,@ddicroce as watchers

added MuonSpectrometer Reconstruction Upgrade main review-pending-level-1 labels

CI Result SUCCESS (hash bd254d5d)

	Athena	AthSimulation
externals
cmake
make
tests

Full details available on this CI monitor view. Check the JIRA CI status board for known problems
Athena: number of compilation errors 0, warnings 0
AthSimulation: number of compilation errors 0, warnings 0
For experts only: Jenkins output (remote access info)

Changes are fine and CI succeeds, approving for L1. -L1

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

mentioned in commit 35e97b8f

merged