Add and modify egamma triggers for ATR-21242
Adding and modifying egamma triggers for ATR-21242, including changing L1_EM24VHI to L1_EM22VHI everywhere in TriggerMenuMT LS2_v1. L1_(2)EM15VHI is desired but not in L1 menus, so using L1_(2)EM15VH for now.
Edited by Will Kalderon