test: spmi: fix tests

With the recent changes to the Qualcomm PMIC GPIO driver the sandbox
tests for it no longer pass, update the DTS and tests to work with the
changes.

Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
diff --git a/arch/sandbox/dts/test.dts b/arch/sandbox/dts/test.dts
index 4fe7266..e264b29 100644
--- a/arch/sandbox/dts/test.dts
+++ b/arch/sandbox/dts/test.dts
@@ -1544,10 +1544,10 @@
 			spmi_gpios: gpios@c000 {
 				compatible = "qcom,pm8916-gpio";
 				reg = <0xc000 0x400>;
+				gpio-ranges = <&spmi_gpios 0 0 4>;
 				gpio-controller;
 				gpio-count = <4>;
 				#gpio-cells = <2>;
-				gpio-bank-name="spmi";
 			};
 		};
 	};