Re-enabling legacy forward jet triggers.
If it's not possible to add all of them, our preference is to re-enable at least HLT_j45f_L1J15p31ETA49 (~10 Hz, see ATR-29554).
Tagging @pakontax, @cmorenom for jet trigger, @lidiaz @gipezzul for menu, @fballi @camacho for JetEtMiss