ARM: dts: s3c24xx: add SMDK2416 board compatible

Add a compatible for SMDK2416 board next to the SoC compatible.
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Link: https://lore.kernel.org/r/20201117201106.128813-3-krzk@kernel.org

arch/arm/boot/dts/s3c2416-smdk2416.dts

@@ -10,7 +10,7 @@
 
 / {
 	model = "SMDK2416";
-	compatible = "samsung,s3c2416";
+	compatible = "samsung,smdk2416", "samsung,s3c2416";
 
 	memory@30000000 {
 		device_type = "memory";