o also report REASON for draining nodes.

src/sinfo/opts.c

@@ -208,7 +208,7 @@ extern void parse_command_line(int argc, char *argv[])
 	_parse_format( params.format );
 
 	if (params.list_reasons && (params.state_list == NULL)) {
-		params.states = xstrdup ("down,drain");
+		params.states = xstrdup ("down,drain,draining");
 		params.state_list = _build_state_list (params.states);
 	}