HID: hid-led: fix maximum brightness for Dream Cheeky

[ Upstream commit 116c3f4a78ebe478d5ad5a038baf931e93e7d748 ]

Increase maximum brightness for Dream Cheeky to 63. Emperically
determined based on testing in kernel 4.4 on this device:

Bus 003 Device 002: ID 1d34:0004 Dream Cheeky Webmail Notifier

Fixes: 6c7ad07e ("HID: migrate USB LED driver from usb misc to hid")
Signed-off-by: Jonathan Teh <jonathan.teh@outlook.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: Sasha Levin <sashal@kernel.org>