bump Chart version to 0.0.4

it seems this should actually be done in every PR merged to master

Author: ploxiln

charts/nsq/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 name: nsq
 description: A realtime distributed messaging platform
 type: application
-version: 0.0.3
+version: 0.0.4
 appVersion: 1.2.1
 home: https://github.com/nsqio/helm-chart/tree/master/charts/nsq
 icon: https://nsq.io/static/img/nsq_blue.png