Add RTA/2024.09.29.3 stack including Moore for MC production block 7 and 8

Included projects:

  Gaudi: v38r1
  Detector: v1r36
  LHCb: v55r13p1
  Lbcom: v35r13p1
  Rec: v36r13p1
  Allen: v4r13p3
  Moore: v55r13p4

Release checklist (to be filled by the shifter)

• release build validation (to be checked with the MR author)
• RPMs deployment
• CVMFS installation
• web pages update