f2fs_utils: support new f2fs-tools f2fs_finalize_device API.

Change-Id: Id5a6a7edc7871a6c0eb452ad7136732b9a730e6a
Signed-off-by: JP Abgrall <jpa@google.com>
diff --git a/f2fs_utils/f2fs_ioutils.c b/f2fs_utils/f2fs_ioutils.c
index a211b05..53b7b4b 100644
--- a/f2fs_utils/f2fs_ioutils.c
+++ b/f2fs_utils/f2fs_ioutils.c
@@ -136,7 +136,7 @@
 	return 0;
 }
 
-void f2fs_finalize_device()
+void f2fs_finalize_device(struct f2fs_configuration *c)
 {
 }