Add RTA/2024.07.09.6, patch release for 2024 Block 1 and 2 MC production

Included projects:

  Gaudi: v38r1
  Detector: v1r36
  LHCb: v55r11p2
  Lbcom: v35r11p2
  Rec: v36r11p3
  Allen: v4r11p4
  Moore: v55r11p6

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