CA: Reorganisation of station layout initialization and setting-up MuCh in mCBM

In this merge request,

1. initialization of station layout in CA is improved: CA can run on setups with shuffled stations within different detector subsystems;
2. MuCh station index definition is fixed in the tracking detector interface;

added BugFix Tracking mCBM labels

requested review from @se.gorbunov

assigned to @se.gorbunov

removed mCBM label

enabled an automatic merge when the pipeline for 215d2523 succeeds

approved this merge request

Dear @v.singhal, @f.uhlig, @p.-a.loizeau, @se.gorbunov, @v.akishina,

you have been identified as code owner of at least one file which was changed with this merge request.

Please check the changes and approve them or request changes.

added CodeOwners label

merged