connection: Proper add identities to disco replies for all code paths.
connection: Proper add identities to disco replies for all code paths.

Proper add identities to disco replies for all code paths instead of only adding
them for queries for the "pmuc-v1".

mlundblad/telepathy-gabble,mlundblad/telepathy-gabble,jku/telepathy-gabble,Ziemin/telepathy-gabble,jku/telepathy-gabble,mlundblad/telepathy-gabble,Ziemin/telepathy-gabble,jku/telepathy-gabble,Ziemin/telepathy-gabble,Ziemin/telepathy-gabble