Fix a race expecting Text::Sent() to have been emitted quickly in TestTextChan
Fix a race expecting Text::Sent() to have been emitted quickly in TestTextChan

I believe this was the last race \o/

TelepathyQt/telepathy-qt,TelepathyIM/telepathy-qt,anantkamath/telepathy-qt,freedesktop-unofficial-mirror/telepathy__telepathy-qt,tiagosh/telepathy-qt,TelepathyIM/telepathy-qt,freedesktop-unofficial-mirror/telepathy__telepathy-qt4,TelepathyIM/telepathy-qt,anantkamath/telepathy-qt,tiagosh/telepathy-qt,TelepathyIM/telepathy-qt,special/telepathy-qt-upstream,tiagosh/telepathy-qt,TelepathyQt/telepathy-qt,TelepathyQt/telepathy-qt,freedesktop-unofficial-mirror/telepathy__telepathy-qt4,detrout/telepathy-qt,detrout/telepathy-qt,anantkamath/telepathy-qt,TelepathyQt/telepathy-qt,special/telepathy-qt-upstream,freedesktop-unofficial-mirror/telepathy__telepathy-qt4,special/telepathy-qt-upstream,freedesktop-unofficial-mirror/telepathy__telepathy-qt4,freedesktop-unofficial-mirror/telepathy__telepathy-qt,freedesktop-unofficial-mirror/telepathy__telepathy-qt,detrout/telepathy-qt,freedesktop-unofficial-mirror/telepathy__telepathy-qt,TelepathyIM/telepathy-qt,tiagosh/telepathy-qt