ARM: dts: imx: drop unnecessary #address-cells/#size-cells

It drops unnecessary #address-cells/#size-cells from <soc>.dtsi 'clocks'
node to fix DTC warning avoid_unnecessary_addr_size seen with W=1
switch.

Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/imx25.dtsi

@@ -70,9 +70,6 @@
 	};
 
 	clocks {
-		#address-cells = <1>;
-		#size-cells = <0>;
-
 		osc {
 			compatible = "fsl,imx-osc", "fixed-clock";
 			#clock-cells = <0>;