Update to 7.4.2

Author: docker-library-bot

7/Dockerfile

@@ -1,10 +1,10 @@
-# Logstash 7.4.1
+# Logstash 7.4.2
 
 # This image re-bundles the Docker image from the upstream provider, Elastic.
-FROM docker.elastic.co/logstash/logstash:7.4.1@sha256:c050ce2f4606c9090b1720c0f3644d6e4f4e7dd8a28e1d400b383b53da88d019
+FROM docker.elastic.co/logstash/logstash:7.4.2@sha256:cc470a0462ec05edc227ba14f26c72571b2245e2c64b82fd325036cf0a1b4254
 
 # The upstream image was built by:
-#   https://github.com/elastic/dockerfiles/tree/v7.4.1/logstash
+#   https://github.com/elastic/dockerfiles/tree/v7.4.2/logstash
 
 # For a full list of supported images and tags visit https://www.docker.elastic.co