fix lint

src/topics/posts.js

@@ -430,6 +430,7 @@ module.exports = function (Topics) {
 						count: replyPids.length,
 						timestampISO: replyPids.length ? utils.toISOString(pidMap[replyPids[0]].timestamp) : undefined,
 					};
+
 					replyPids.sort(function (a, b) {
 						return parseInt(a, 10) - parseInt(b, 10);
 					});