Adding identification of stereo strips to MM helpers

Implementing the measuresPhi method of the MM Id Helper as identification of the stereo strips.

added alsoTargeting:21.9 + 1 deleted label

This merge request affects 1 package:

• MuonSpectrometer/MuonIdHelpers

Adding @rosati ,@nkoehler ,@wleight as watchers

added 21.3 MuonSpectrometer review-pending-level-1 labels

CI Result SUCCESS (hash 020d2bef)

	Athena
externals
cmake
make
required tests
optional tests

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Athena: number of compilation errors 0, warnings 11
For experts only: Jenkins output [CI-MERGE-REQUEST 43197]

This looks good, the changes are unrelated to the warnings.

MLB (L1)

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

merged

mentioned in commit c15b43b1

added sweep:done label

mentioned in merge request !31518 (merged)

mentioned in commit 6aa5eab4

mentioned in commit 5602e485

mentioned in merge request !31519 (merged)

Sweep summary
successful:

• 21.9
• master

(see https://aiatlas154.cern.ch/jenkins/job/auto_git_sweeps/1102/console for details)

mentioned in commit 6ebee4cd

mentioned in commit ffedf3cd

mentioned in merge request !31887 (merged)

mentioned in commit a2a70552