image: Remove remaining #ifdefs in image-fit.c

There are only two left. One is unnecessary and the other can be moved
to the header file.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/include/image.h b/include/image.h
index df020ff..27c977e 100644
--- a/include/image.h
+++ b/include/image.h
@@ -44,6 +44,7 @@
 #define CONFIG_FIT_VERBOSE	1 /* enable fit_format_{error,warning}() */
 
 #define IMAGE_ENABLE_IGNORE	0
+#define IMAGE_INDENT_STRING	""
 
 #else
 
@@ -53,6 +54,7 @@
 
 /* Take notice of the 'ignore' property for hashes */
 #define IMAGE_ENABLE_IGNORE	1
+#define IMAGE_INDENT_STRING	"   "
 
 #endif /* USE_HOSTCC */