IMChannel: reindent receiving/delivery report code
IMChannel: reindent receiving/delivery report code

This patch just gets rid of the funky formatting mentioned in an earlier
patch; there are no code changes.

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