udoo_neo: Remove trailing semicolon and space

Remove the trailing semicolon and space.
It's not necessary to have it on the last condition.

Suggested-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Breno Lima <breno.lima@nxp.com>

include/configs/udoo_neo.h

@@ -48,7 +48,7 @@
 		"if test $board_name = EXTENDED; then " \
 			"setenv fdtfile imx6sx-udoo-neo-extended.dtb; fi; " \
 		"if test $fdtfile = UNDEFINED; then " \
-			"echo WARNING: Could not determine dtb to use; fi; \0" \
+			"echo WARNING: Could not determine dtb to use; fi\0" \
 	"kernel_addr_r=" __stringify(CONFIG_LOADADDR) "\0" \
 	"pxefile_addr_r=" __stringify(CONFIG_LOADADDR) "\0" \
 	"ramdisk_addr_r=0x83000000\0" \