Update display filter names per checkfiltername.pl

Change-Id: I7694a6f8d8ccec3109fb86ccefee5798de57757d
Reviewed-on: https://code.wireshark.org/review/5548
Petri-Dish: Michael Mann <mmann78@netscape.net>
Reviewed-by: Evan Huus <eapache@gmail.com>
Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org>
Reviewed-by: Michael Mann <mmann78@netscape.net>