uac: minor spelling fix in docs

src/modules/uac/doc/uac_admin.xml

@@ -950,7 +950,7 @@ if(uac_reg_request_to("$fU", 0))
 failure_route[REMOTE_AUTH] {
 	if ($T_reply_code == 401 or $T_reply_code == 407) {
 		xlog("L_NOTICE", "Remote asked for authentication");
-		uac_auth()
+		uac_auth();
 	}
 }
 ...