mod_lcr - FS-3284 --resolve - fix malformed XML when has embedded %s

src/mod/applications/mod_lcr/mod_lcr.c

@@ -1825,7 +1825,7 @@ SWITCH_STANDARD_API(dialplan_lcr_function)
 				if (as_xml) {
 					event_xml = switch_event_xmlize(current->fields, SWITCH_VA_NONE);
 					event_str = switch_xml_toxml(event_xml, SWITCH_FALSE);
-					stream->write_function(stream, event_str);
+					stream->write_function(stream, "%s", event_str);
 					switch_xml_free(event_xml);
 					switch_safe_free(event_str);
 				}