UBIFS: amend debugging inode size check function prototype

Add 'const struct ubifs_info *c' parameter to 'dbg_check_synced_i_size()'
function because we'll need it in the next patch when we switch to debugfs.
So this patch is just a preparation.

Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c
index 5e7fccf..7cf738a 100644
--- a/fs/ubifs/file.c
+++ b/fs/ubifs/file.c
@@ -1263,7 +1263,7 @@
 	if (err)
 		return err;
 
-	err = dbg_check_synced_i_size(inode);
+	err = dbg_check_synced_i_size(c, inode);
 	if (err)
 		return err;