ARM: dts: Sort STi boards in Makefile

The boards have to be sorted in alphanumerical order in the Makefile.

Cc: Olof Johansson <olof@lixom.net>
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Maxime Coquelin <maxime.coquelin@st.com>

arch/arm/boot/dts/Makefile

@@ -336,8 +336,8 @@ dtb-$(CONFIG_ARCH_SPEAR3XX)+= spear300-evb.dtb \
 	spear320-hmi.dtb
 dtb-$(CONFIG_ARCH_SPEAR6XX)+= spear600-evb.dtb
 dtb-$(CONFIG_ARCH_STI)+= stih415-b2000.dtb \
-	stih416-b2000.dtb \
 	stih415-b2020.dtb \
+	stih416-b2000.dtb \
 	stih416-b2020.dtb
 dtb-$(CONFIG_ARCH_SUNXI) += \
 	sun4i-a10-a1000.dtb \