common: Drop display_options.h from common header

Move this out of the common header and include it only where needed.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/cmd/bcb.c b/cmd/bcb.c
index 92f4d27..1bbd1fa 100644
--- a/cmd/bcb.c
+++ b/cmd/bcb.c
@@ -9,6 +9,7 @@
 #include <bcb.h>
 #include <command.h>
 #include <common.h>
+#include <display_options.h>
 #include <log.h>
 #include <part.h>
 #include <malloc.h>