regulator: qcom-rpmh: Add PMG1110 regulators

Add support for PMG1110 regulators.

Signed-off-by: Satya Priya <quic_c_skakit@quicinc.com>
Link: https://lore.kernel.org/r/1637668167-31325-3-git-send-email-quic_c_skakit@quicinc.com


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