Clears 6571 complaints from `mandoc -T lint` of the form:
mandoc: man/xkb/XkbActionCtrls.3:107:4: STYLE: whitespace at end of input line
Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
Part-of: <https://gitlab.freedesktop.org/xorg/lib/libx11/-/merge_requests/286>
Man pages originally written for X11R6.4 integration to Solaris 7 11/99
Sun bug id 4258344: Add new XKB API manpages for 6.4 upgrade
<http://bugs.opensolaris.org/bugdatabase/view_bug.do?bug_id=4258344>
(Volunteer needed to convert prototypes in man pages to ANSI C style...)