Makefile: Fix printing problem in size_check on overflow

When we have an excess size growth, fix the "limit" printf call to pass
in just the limit variable rather than the string bytes to the format
character.

Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>

Makefile

@@ -346,7 +346,7 @@ define size_check
 	limit=$$( printf "%d" $2 ); \
 	if test $$actual -gt $$limit; then \
 		echo "$1 exceeds file size limit:" >&2; \
-		echo "  limit:  $$(printf %#x bytes $$limit) bytes" >&2; \
+		echo "  limit:  $$(printf %#x $$limit) bytes" >&2; \
 		echo "  actual: $$(printf %#x $$actual) bytes" >&2; \
 		echo "  excess: $$(printf %#x $$((actual - limit))) bytes" >&2;\
 		exit 1; \