Closed: ATR-27096 / ATR-27142 - Adding lhvloose test chain for LRT to Dev Menu / Remove obsolete Photon+Tau Phase 1 Chain from Physics menu

CLOSED To solve complex conflicts in the references.

New MR: !61656 (merged)

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This MR adds the following three test chains to the Dev Menu:

HLT_e30_lhvloose_nopix_lrttight_L1EM22VHI
HLT_e30_lhvloose_nopix_lrtxtight_L1EM22VHI
HLT_e30_lhvloose_nopix_lrtvxtight_L1EM22VHI

And removing this chain from Physics:

HLT_g25_medium_tau25_dipion4_tracktwoMVA_50invmAB_L1eEM26M