Update Nethermind to v1.30.3 (#609)

Author: antares-sw

charts/nethermind/Chart.yaml

@@ -2,8 +2,8 @@ apiVersion: v2
 name: nethermind
 description: .NET Core Ethereum client
 type: application
-version: 2.7.2
-appVersion: "v1.30.1"
+version: 2.7.3
+appVersion: "v1.30.3"
 icon: https://storage.googleapis.com/stakewise-charts/stakewise.png
 keywords:
   - ethereum

charts/nethermind/values.yaml

@@ -105,7 +105,7 @@ image:
   repository: nethermind/nethermind
   pullPolicy: IfNotPresent
   # Overrides the image tag whose default is the chart appVersion.
-  tag: "1.30.1"
+  tag: "1.30.3"
 
 ## Credentials to fetch images from private registry
 ## ref: https://kubernetes.io/docs/tasks/configure-pod-container/pull-image-private-registry/