HID: whitespace cleanup

Removes trailing whitespace in hid-core.c and usbhid/hid-quirks.c
Signed-off-by: NDennis Chen <barracks510@gmail.com>
Reviewed-by: NBenjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: NJiri Kosina <jkosina@suse.cz>