UOA auth: rename QueryInforData to AuthContext
UOA auth: rename QueryInforData to AuthContext

This data is not used only to for the query_info call anymore,
so better have a more generic name.

https://bugzilla.gnome.org/show_bug.cgi?id=680776

Distrotech/telepathy-account-widgets,GNOME/telepathy-account-widgets,GNOME/telepathy-account-widgets,Distrotech/telepathy-account-widgets,GNOME/telepathy-account-widgets