MuonSpacePointFormation - Fix centos 7 compilation and minor tweaks

FYI @wlampl

added bugfix label

This merge request affects 1 package:

• MuonSpectrometer/MuonPhaseII/MuonSpacePointFormation

This merge request affects 1 file:

• MuonSpectrometer/MuonPhaseII/MuonSpacePointFormation/src/MuonSpacePointMakerAlg.cxx

Adding @kluit ,@jojungge ,@apsallid ,@stavrop ,@rosati ,@pscholer as watchers

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

CI Result SUCCESS (hash b55d0932)

	Athena
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
For experts only: Jenkins output [CI-MERGE-REQUEST-EL9 6319] (remote access info)

MR looks fine from L1 perspective, CI shows no problems - approving.

L1 shifter

removed review-pending-level-1 label

added review-approved label

merged

mentioned in commit 1d146350