EventShapeTools: 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 1 package:

• Reconstruction/EventShapes/EventShapeTools

This merge request affects 1 file:

• Reconstruction/EventShapes/EventShapeTools/Root/EventShapeCopier.cxx

Adding @goetz as watcher

added JetEtmiss Reconstruction main review-pending-level-1 labels

CI Result SUCCESS (hash 87160a1d)

	Athena
externals
cmake
make
tests

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Athena: number of compilation errors 0, warnings 0
For experts only: Jenkins output [CI-MERGE-REQUEST-EL9 10442] (remote access info)

removed review-pending-level-1 label

added review-approved label

merged

mentioned in commit 464e25ee