ARM: dts: imx6qdl-icore: Fix wrong reg_2p5 regulator node name

- in reg_2p5, fix regulator node name as regulator-2p5v
- remove exctra line
Signed-off-by: NJagan Teki <jagan@amarulasolutions.com>
Signed-off-by: NShawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/imx6qdl-icore.dtsi

@@ -65,8 +65,7 @@
 		regulator-always-on;
 	};
 
-
-	reg_2p5v: regulator-3p3v {
+	reg_2p5v: regulator-2p5v {
 		compatible = "regulator-fixed";
 		regulator-name = "2P5V";
 		regulator-min-microvolt = <2500000>;