arm64: dts: stratix10: align regulator node names with dtschema

The devicetree specification requires that node name should be generic.
The dtschema complains if name does not match pattern, so make the
0.33 V regulator node name more generic.
Signed-off-by: NKrzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Signed-off-by: NDinh Nguyen <dinguyen@kernel.org>

arch/arm64/boot/dts/altera/socfpga_stratix10_socdk.dts

@@ -44,7 +44,7 @@
 		reg = <0 0 0 0>;
 	};
 
-	ref_033v: 033-v-ref {
+	ref_033v: regulator-v-ref {
 		compatible = "regulator-fixed";
 		regulator-name = "0.33V";
 		regulator-min-microvolt = <330000>;

arch/arm64/boot/dts/altera/socfpga_stratix10_socdk_nand.dts

@@ -44,7 +44,7 @@
 		reg = <0 0 0 0>;
 	};
 
-	ref_033v: 033-v-ref {
+	ref_033v: regulator-v-ref {
 		compatible = "regulator-fixed";
 		regulator-name = "0.33V";
 		regulator-min-microvolt = <330000>;