res_pjsip_session: Fix SDP negotiation when resending an INVITE with authentication.

The process for resending an INVITE with authentication involves restarting the UAC
session. We were incorrectly passing in that a new offer is being sent, causing the
SDP negotiation to get into a (technically speaking) funky state.
........

Merged revisions 404369 from http://svn.asterisk.org/svn/asterisk/branches/12


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@404370 65c4cc65-6c06-0410-ace0-fbb531ad65f3

res/res_pjsip_session.c

@@ -1179,7 +1179,7 @@ static int session_outbound_auth(pjsip_dialog *dlg, pjsip_tx_data *tdata, void *
 	struct ast_sip_session *session = inv->mod_data[session_module.id];
 
 	if (inv->state < PJSIP_INV_STATE_CONFIRMED && tdata->msg->line.req.method.id == PJSIP_INVITE_METHOD) {
-		pjsip_inv_uac_restart(inv, PJ_TRUE);
+		pjsip_inv_uac_restart(inv, PJ_FALSE);
 	}
 	ast_sip_session_send_request(session, tdata);
 	return 0;