regulator: Convert pfuze100 to json-schema

Convert the pfuze100 regulator binding to DT schema format using
json-schema.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/1596421439-19591-1-git-send-email-Anson.Huang@nxp.com


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