Ca: reanimate trd2d-only tracking

Ca: reanimate trd2d-only tracking. The fit of the momentum with the target constraint was broken.

added TRD2D Tracking labels

requested review from @s.zharko

assigned to @se.gorbunov

enabled an automatic merge when the pipeline for 96875ffe succeeds

Dear @d.smith, @fweig, @se.gorbunov, @s.zharko,

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