Merge branch 'feature_log' of algorithm/recommend-server into master

recommend-server-service/src/main/java/com/tzld/piaoquan/recommend/server/service/rank/strategy/RankStrategy4Rankv2Model.java

@@ -80,7 +80,6 @@ public class RankStrategy4Rankv2Model extends RankService {
                 .map(t -> param.getRankKeyPrefix() + t.getVideoId())
                 .collect(Collectors.toList());
         List<String> videoScores = this.redisTemplate.opsForValue().multiGet(videoIdKeys);
-                JSONUtils.toJson(videoScores));
         if (CollectionUtils.isNotEmpty(videoScores)
                 && videoScores.size() == rovRecallRank.size()) {
             for (int i = 0; i < videoScores.size(); i++) {