Rename the dts/dtsi files for Tinker Board (S)

Change-Id: Id2309765052a1853be7b0b4e27048eeea4143f2c

Author: asus-leslieyu

arch/arm/boot/dts/rk3288-tinker-board.dts arch/arm/boot/dts/rk3288-tinker_board.dtsarch/arm/boot/dts/rk3288-tinker-board.dts renamed to arch/arm/boot/dts/rk3288-tinker_board.dts

@@ -39,7 +39,7 @@
  */
 
 /dts-v1/;
-#include "rk3288-tinker-board.dtsi"
+#include "rk3288-tinker_board.dtsi"
 #include "rk3288-linux.dtsi"
 
 / {