platform/x86: toshiba_haps: Fix missing newline in pr_debug call in toshiba_haps_notify

The pr_debug() call in toshiba_haps_notify() is missing a newline at the
end of the string, add this.

BugLink: https://bugs.debian.org/799193


Reported-by: Salvatore Bonaccorso <carnil@debian.org>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20210519135618.139701-1-hdegoede@redhat.com