HID: intel-thc-hid: Fix spelling mistake "intput" -> "input"

There is a spelling mistake in a dev_err_once message. Fix it.

Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Reviewed-by: Even Xu <even.xu@intel.com>
Signed-off-by: Jiri Kosina <jkosina@suse.com>