Clarify ping timeout comparison
Clarify ping timeout comparison

Jonny wanted this to be clearer on
<https://bugs.freedesktop.org/show_bug.cgi?id=56589#c1>.

freedesktop-unofficial-mirror/telepathy__telepathy-idle,freedesktop-unofficial-mirror/telepathy__telepathy-idle,freedesktop-unofficial-mirror/telepathy__telepathy-idle