Update project externals to LCG_104b for el9 migration
Update all externals for the el9/gcc13 migration:
- update LCG to
LCG_104b_ATLAS_1
- update tdaq(-common) to
11-01-00
- update externals to
2.1.0
Also update all CI references and temporarily disable RecoRun2MC which cannot work on el9 at the moment (ATR-28398).
Relates to ATLINFR-5094.
Edited by Frank Winklmeier