HID: nintendo: prevent rumble queue overruns

Make sure that we never throw out the most recent rumble setting,
opting to overwrite the prior queue head instead. This prevents
instances where we could get rumble stuck on if there were an overrun at
the wrong time.

Signed-off-by: Daniel J. Ogorchock <djogorchock@gmail.com>
Reviewed-by: Silvan Jegen <s.jegen@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>