ARM: uniphier: sort select:s alphabetically

ARCH_UNIPHIER is having more and more select:s.  Sort them in case
a select is accidentally duplicated.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>

arch/arm/Kconfig

@@ -856,17 +856,17 @@ config TARGET_COLIBRI_PXA270
 config ARCH_UNIPHIER
 	bool "Socionext UniPhier SoCs"
 	select CLK_UNIPHIER
-	select SUPPORT_SPL
-	select SPL
-	select OF_CONTROL
-	select SPL_OF_CONTROL
-	select OF_LIBFDT
 	select DM
-	select SPL_DM
 	select DM_GPIO
-	select DM_SERIAL
 	select DM_I2C
 	select DM_MMC
+	select DM_SERIAL
+	select OF_CONTROL
+	select OF_LIBFDT
+	select SPL
+	select SPL_DM
+	select SPL_OF_CONTROL
+	select SUPPORT_SPL
 	help
 	  Support for UniPhier SoC family developed by Socionext Inc.
 	  (formerly, System LSI Business Division of Panasonic Corporation)