Fix up some white space.

Change-Id: Ie8f1006d6b3a27fe0c8187ce99051c09dea09b66
(cherry picked from commit a3a5c33dad8669e37502f2ce4d0687f7ff7e87a1)
Reviewed-on: https://code.wireshark.org/review/3257
Reviewed-by: Jeff Morriss <jeff.morriss.ws@gmail.com>