board/BuR/common: cosmetic: move 'overwrite_console' up to more related stuff

Signed-off-by: Hannes Schmelzer <hannes.schmelzer@br-automation.com>
diff --git a/board/BuR/common/common.c b/board/BuR/common/common.c
index 513872a..28ebb84 100644
--- a/board/BuR/common/common.c
+++ b/board/BuR/common/common.c
@@ -266,6 +266,11 @@
 	return 0;
 }
 
+int overwrite_console(void)
+{
+	return 1;
+}
+
 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_AM33XX)
 #include <asm/arch/hardware.h>
 #include <asm/arch/omap.h>
@@ -359,7 +364,3 @@
 }
 
 #endif /* CONFIG_SPL_BUILD && CONFIG_AM33XX */
-int overwrite_console(void)
-{
-	return 1;
-}