Disable the zeromq plugin by default

plugins/zeromq/plugin.go

@@ -12,7 +12,8 @@ import (
 	"github.com/iotaledger/goshimmer/plugins/tangle"
 )
 
-var PLUGIN = node.NewPlugin("ZeroMQ", node.Enabled, configure, run)
+// zeromq logging is disabled by default
+var PLUGIN = node.NewPlugin("ZeroMQ", node.Disabled, configure, run)
 
 var publisher *Publisher
 var emptyTag = strings.Repeat("9", 27)