dt-bindings: nvmem: mediatek: add support for MediaTek mt8192 SoC

This updates dt-binding documentation for MediaTek mt8192

Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Ryan Wu <Yz.Wu@mediatek.com>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20210330111241.19401-2-srinivas.kandagatla@linaro.org


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>