MuonSelectorTools+ElectronPhotonSelectorTools: Use Accessor, etc instead of auxdata().

Replace auxdata, etc. with Accessor classes. Moving to deprecate these usages in the Athena build.

This merge request affects 2 packages:

• PhysicsAnalysis/ElectronPhotonID/ElectronPhotonSelectorTools
• PhysicsAnalysis/MuonID/MuonSelectorTools

Affected files list will not be printed in this case

Adding @jojungge ,@apsallid as watchers

added Analysis Derivation Egamma analysis-review-required main review-pending-level-1 labels

CI Result SUCCESS (hash 04f64e08)

	Athena	AnalysisBase	AthAnalysis
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
AnalysisBase: number of compilation errors 0, warnings 0
AthAnalysis: number of compilation errors 0, warnings 0
For experts only: Jenkins output [CI-MERGE-REQUEST-EL9 9399] (remote access info)

Hi, changes look good, approved from AR side. Best regards, Rui, AR shifter

added analysis-review-approved label and removed analysis-review-required label

removed review-pending-level-1 label

added review-approved label

merged

mentioned in commit 1906f0be