Bluetooth: hidp: remove redundant error message

We print this error twice in the first error-path so remove it. One error
message is enough.

Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
diff --git a/net/bluetooth/hidp/sock.c b/net/bluetooth/hidp/sock.c
index 5d0f1ca..e6bf36a 100644
--- a/net/bluetooth/hidp/sock.c
+++ b/net/bluetooth/hidp/sock.c
@@ -296,7 +296,6 @@
 	return 0;
 
 error:
-	BT_ERR("Can't register HIDP socket");
 	proto_unregister(&hidp_proto);
 	return err;
 }