pinctrl: qcom-pmic-gpio: Add support for pm7550ba

pm7550ba pmic support gpio controller so add compatible in the driver.

Signed-off-by: Rohit Agarwal <quic_rohiagar@quicinc.com>
Link: https://lore.kernel.org/r/1688707209-30151-4-git-send-email-quic_rohiagar@quicinc.com


Signed-off-by: Linus Walleij <linus.walleij@linaro.org>