TileHitVecToCntTool: Make sure the scheduler is aware of the ReadHandleKeyArray

Tadej Novakrequested to merge
tadej/athena:tile-rh into 24.0

Make sure the scheduler is aware of the ReadHandleKeyArray in the TileHitVecToCntTool.

/cc @jchapman @solodkov @harkusha

Merge request reports