mfd: qcom-pm8xxx: Drop unused PM8018 compatible

The PM8018 compatible is always used with PM8921 fallback, so PM8018
compatible can be safely removed from device ID table

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Lee Jones <lee@kernel.org>
Link: https://lore.kernel.org/r/20220928-mdm9615-dt-schema-fixes-v4-8-dac2dfaac703@linaro.org

drivers/mfd/qcom-pm8xxx.c

@@ -497,7 +497,6 @@ static const struct pm_irq_data pm8821_data = {
 };
 
 static const struct of_device_id pm8xxx_id_table[] = {
-	{ .compatible = "qcom,pm8018", .data = &pm8xxx_data},
 	{ .compatible = "qcom,pm8058", .data = &pm8xxx_data},
 	{ .compatible = "qcom,pm8821", .data = &pm8821_data},
 	{ .compatible = "qcom,pm8921", .data = &pm8xxx_data},