Increase Kafka linger ms to 5 ms for js-executors.

msa/js-executor/config/default.yml

@@ -28,7 +28,7 @@ kafka:
   replication_factor: "1"
   acks: "1" # -1 = all; 0 = no acknowledgments; 1 = only waits for the leader to acknowledge
   batch_size: "128" # for producer
-  linger_ms: "1" # for producer
+  linger_ms: "5" # for producer
   partitions_consumed_concurrently: "1" # (EXPERIMENTAL) increase this value if you are planning to handle more than one partition (scale up, scale down) - this will decrease the latency
   requestTimeout: "30000" # The default value in kafkajs is: 30000
   compression: "gzip" # gzip or uncompressed