dt-bindings: pinctrl: qcom,pmic-gpio: Add compatible for PM6350

Add pmic-gpio compatible string for pm6350 pmic.
Signed-off-by: Luca Weiss <luca@z3ntu.xyz>
Link: https://lore.kernel.org/r/20211007212444.328034-5-luca@z3ntu.xyzSigned-off-by: Linus Walleij <linus.walleij@linaro.org>

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

@@ -21,6 +21,7 @@ properties:
           - qcom,pm660l-gpio
           - qcom,pm6150-gpio
           - qcom,pm6150l-gpio
+          - qcom,pm6350-gpio
           - qcom,pm7325-gpio
           - qcom,pm8005-gpio
           - qcom,pm8008-gpio
@@ -103,6 +104,7 @@ $defs:
           this subnode.  Valid pins are
                  - gpio1-gpio10 for pm6150
                  - gpio1-gpio12 for pm6150l
+                 - gpio1-gpio9 for pm6350
                  - gpio1-gpio10 for pm7325
                  - gpio1-gpio4 for pm8005
                  - gpio1-gpio2 for pm8008