arm64: dts: ls1088: Correction in Board name from "L1088A" to "LS1088A"

Signed-off-by: NAshish Kumar <Ashish.Kumar@nxp.com>
Signed-off-by: NShawn Guo <shawnguo@kernel.org>

arch/arm64/boot/dts/freescale/fsl-ls1088a-rdb.dts

@@ -49,7 +49,7 @@
 #include "fsl-ls1088a.dtsi"
 
 / {
-	model = "L1088A RDB Board";
+	model = "LS1088A RDB Board";
 	compatible = "fsl,ls1088a-rdb", "fsl,ls1088a";
 };