dt-bindings: pinctrl: qcom,pmic-mpp: add support for PM8901

The PM8901 is used alongside the APQ8060/MSM8660 on the APQ8060 Dragonboard
and HP TouchPad. It works the same as all others, so just add the
compatible string for this variant.
Signed-off-by: Herman van Hazendonk <github.com@herrie.org>
Message-ID: <20240417073532.3718510-1-github.com@herrie.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

Documentation/devicetree/bindings/pinctrl/qcom,pmic-mpp.yaml

@@ -35,6 +35,7 @@ properties:
               - qcom,pm8038-mpp
               - qcom,pm8058-mpp
               - qcom,pm8821-mpp
+              - qcom,pm8901-mpp
               - qcom,pm8917-mpp
               - qcom,pm8921-mpp
           - const: qcom,ssbi-mpp