Fix coding style checks in out-of-tree builds.
Fix coding style checks in out-of-tree builds.

This is already fixed in Gabble's copy of the script; this just updates
Wocky's copy to match.

noonien-d/wocky,freedesktop-unofficial-mirror/wocky,freedesktop-unofficial-mirror/wocky,freedesktop-unofficial-mirror/wocky,noonien-d/wocky,noonien-d/wocky