dt-bindings: mfd: qcom,spmi-pmic: Document PMC8380

These are just some more PMICs adjacent to X1 SoCs. Document them.
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20240529-topic-x1e_pmic-v1-1-9de0506179eb@linaro.orgSigned-off-by: Lee Jones <lee@kernel.org>

Documentation/devicetree/bindings/mfd/qcom,spmi-pmic.yaml

@@ -75,6 +75,7 @@ properties:
           - qcom,pma8084
           - qcom,pmc8180
           - qcom,pmc8180c
+          - qcom,pmc8380
           - qcom,pmd9635
           - qcom,pmi632
           - qcom,pmi8950