regulator: fan53555: add chip id for Silergy SYR83X

SYR83X is used in Rockpro64 and it has die ID == 9. All other
registers are the same as in SYR82X

Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com>
Link: https://lore.kernel.org/r/20191106161211.1700663-1-anarsoul@gmail.com


Signed-off-by: Mark Brown <broonie@kernel.org>