Bluetooth: Rename hci_acl_disconn

As hci_acl_disconn function basically sends the HCI Disconnect Command
and it is used to disconnect ACL, SCO and LE links, renaming it to
hci_disconnect is more suitable.

Signed-off-by: Andre Guedes <andre.guedes@openbossa.org>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 60793e7..4cb46c2 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -2398,7 +2398,7 @@
 		if (c->type == type && c->sent) {
 			BT_ERR("%s killing stalled connection %pMR",
 			       hdev->name, &c->dst);
-			hci_acl_disconn(c, HCI_ERROR_REMOTE_USER_TERM);
+			hci_disconnect(c, HCI_ERROR_REMOTE_USER_TERM);
 		}
 	}