Add MC23 candidate geometry tag to the allowed list

Add MC23 candidate geometry tag to the allowed list.

/cc @jchapman @mbandier @tlari

Build area was cleaned as per request posted in the DB. The full software build will be performed

This merge request affects 1 package:

• Simulation/G4Atlas/G4AtlasApps

This merge request affects 1 file:

• Simulation/G4Atlas/G4AtlasApps/python/SimFlags.py

Adding @jchapman as watcher

added Simulation master review-pending-level-1 labels

CI Result SUCCESS (hash 1a568666)

	Athena	AthSimulation
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
AthSimulation: number of compilation errors 0, warnings 0
For experts only: Jenkins output [CI-MERGE-REQUEST-CC7 62539]

L1-APPROVED

removed review-pending-level-1 label

added review-approved label

mentioned in commit 171ddbf0

merged

added sweep:ignore label