Merge pull request #2029 from kube-logging/dependabot/bundler/images/fluentd/outputs/net-imap-0.4.20

Author: csatib02

images/fluentd/outputs/Gemfile.lock

@@ -274,7 +274,7 @@ GEM
     myslog (0.1.1)
     net-http-persistent (4.0.2)
       connection_pool (~> 2.2)
-    net-imap (0.4.19)
+    net-imap (0.4.20)
       date
       net-protocol
     net-pop (0.1.2)