ext4: drop unneeded BUFFER_TRACE in ext4_delete_inline_entry()

BUFFER_TRACE info "call ext4_handle_dirty_metadata" doesn't match the
code, so drop it.

Signed-off-by: Geliang Tang <geliangtang@163.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
diff --git a/fs/ext4/inline.c b/fs/ext4/inline.c
index 36d8cc9..7cbdd375 100644
--- a/fs/ext4/inline.c
+++ b/fs/ext4/inline.c
@@ -1697,7 +1697,6 @@
 	if (err)
 		goto out;
 
-	BUFFER_TRACE(bh, "call ext4_handle_dirty_metadata");
 	err = ext4_mark_inode_dirty(handle, dir);
 	if (unlikely(err))
 		goto out;