ATR-19309 HH->4b FTK Triggers

Lidija Zivkovicrequested to merge
lidiaz/athena:TM_ATR-19309 into 21.3

ATR-19309 - HH->4b FTK Triggers; added new L1 and new HLT, combined them, added FTKRefit version as well

Edited by Lidija Zivkovic

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