Add TRD 22c_mcbm geometry which is radlen fix of 21b_mcbm (#2417)
Files reviewed/provided by @a.bercuci in #2417
Associated MRs: cbmroot_parameter!77 (merged) and computing/cbmroot!706 (merged)
Edited by Pierre-Alain Loizeau
Files reviewed/provided by @a.bercuci in #2417
Associated MRs: cbmroot_parameter!77 (merged) and computing/cbmroot!706 (merged)