ARM: dts: uniphier: remove skeleton.dtsi inclusion

Linux Commit 9c0da3cc61f1 ("ARM: dts: explicitly mark skeleton.dtsi
as deprecated") declared that skeleton.dtsi was deprecated.

Move the memory node below to suppress warnings of FDTGREP.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
diff --git a/arch/arm/dts/uniphier-pxs2.dtsi b/arch/arm/dts/uniphier-pxs2.dtsi
index da62070..904320c 100644
--- a/arch/arm/dts/uniphier-pxs2.dtsi
+++ b/arch/arm/dts/uniphier-pxs2.dtsi
@@ -7,10 +7,10 @@
  * SPDX-License-Identifier:	GPL-2.0+	X11
  */
 
-/include/ "skeleton.dtsi"
-
 / {
 	compatible = "socionext,uniphier-pxs2";
+	#address-cells = <1>;
+	#size-cells = <1>;
 
 	cpus {
 		#address-cells = <1>;