Add RTA/2024.07.09.3 for use in HLT2

Contains (a cherry-pick of) lhcb/Rec!4027 (merged) which is needed to remove lock contention that's very relevant on the new farm nodes.

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