Merged requested to merge lbeemste/athena:23.0-lotsofGN1everywhere into 23.0
This change package makes GN1 the default tagger in the combined slice. The current course of action was taken to be able to have them in the menu on day 1, and be able to revert to the DL1d version of the chain using RuleBook magic. The
ctest runs fine, as does
List of chains in ATR-27240.