Implement new Di-EGamma L1Topo Items for testing in reprocessing
This MR implements following di-eEM L1 Topo chains in the MC menu:
0INVM70-0DPHI12-eEM9sl1-eEM9sl6 --> DPHI12-M70-2eEM9L
0INVM70-0DPHI12-eEM12sl1-eEM12sl6 --> DPHI12-M70-2eEM12L
0INVM70-2DR15-eEM9sl1-eEM9sl6 --> 2DR15-M70-2eEM9L
0INVM70-2DR15-eEM12sl1-eEM12sl6 --> 2DR15-M70-2eEM12L
Corresponding HLT chains have been added to the Dev Menu.
Described in ATR-27782
Edited by Lidija Zivkovic