dt-bindings: mfd: qcom,spmi-pmic: Document PMICs added in SM8750

Document compatibles for the added pmd8028 and pmih0108 SPMI PMICs.

Signed-off-by: Jishnu Prakash <quic_jprakash@quicinc.com>
Signed-off-by: Melody Olvera <quic_molvera@quicinc.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20241021232114.2636083-3-quic_molvera@quicinc.com


Signed-off-by: Lee Jones <lee@kernel.org>