[DF] Add support for TBranchObject
[DF] Add support for TBranchObject

This should fix the RDF part of ROOT-10022.

root-mirror/root,karies/root,karies/root,olifre/root,karies/root,karies/root,olifre/root,karies/root,karies/root,root-mirror/root,olifre/root,olifre/root,root-mirror/root,root-mirror/root,olifre/root,karies/root,karies/root,olifre/root,root-mirror/root,root-mirror/root,karies/root,olifre/root,olifre/root,karies/root,olifre/root,root-mirror/root,root-mirror/root,olifre/root,root-mirror/root,olifre/root,karies/root,root-mirror/root,root-mirror/root