Add RTA/2023.08.24.1 stack

Add stack to be used for the validation production of 2022 reprocessing with HLT2

/cc @cmarinbe @edallocc @sstahl

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