AthContainers: Suppress some thread-safety checker warnings.

Suppress more const_cast warnings from ConstDataVector. (An upcoming change to the checker finds some warnings that were missed earlier.)

This merge request affects 1 package:

• Control/AthContainers

Adding @ssnyder as watcher

added Core master review-pending-level-1 labels

CI Result SUCCESS (hash b3ea63ee)

	Athena	AthSimulation
externals
cmake
make
required tests
optional tests

Full details available on this CI monitor view
Athena: number of compilation errors 0, warnings 0
AthSimulation: number of compilation errors 0, warnings 0
For experts only: Jenkins output [CI-MERGE-REQUEST-CC7 9899]

merged

mentioned in commit fb43aae7

added sweep:ignore label