pinctrl: qcom: spmi-gpio: add compatible for pms405 GPIO

Let's add "qcom,pms405-gpio" to match table, as commit ed80f6eb
("dt-bindings: pinctrl: qcom-pmic-gpio: Add pms405 support") already
adds the compatible.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>