ARM: dts: da850-evm-u-boot: Remove redundant entries

With the re-sync from Linux 4.18, several entries in
da850-evm-u-boot.dtsi are no longer necessary, so this patch
removes them.

Signed-off-by: Adam Ford <aford173@gmail.com>

arch/arm/dts/da850-evm-u-boot.dtsi

@@ -6,17 +6,6 @@
  * Copyright (C) Adam Ford
  */
 
-/ {
-	chosen {
-		stdout-path = &serial2;
-	};
-
-	aliases {
-		i2c0 = &i2c0;
-		spi0 = &spi1;
-	};
-};
-
 &flash {
 	compatible = "m25p64", "spi-flash";
 };