fix(node/initContainers): remove duplicate port definition

to tackle these warnings:

$ helm install akash-node ./charts/akash-node -n akash-services
W0926 11:56:36.874077  117617 warnings.go:70] spec.template.spec.containers[0].ports[0]: duplicate port definition with spec.template.spec.initContainers[0].ports[0]
W0926 11:56:36.874089  117617 warnings.go:70] spec.template.spec.containers[0].ports[1]: duplicate port definition with spec.template.spec.initContainers[0].ports[1]
W0926 11:56:36.874094  117617 warnings.go:70] spec.template.spec.containers[0].ports[2]: duplicate port definition with spec.template.spec.initContainers[0].ports[2]
W0926 11:56:36.874096  117617 warnings.go:70] spec.template.spec.containers[0].ports[3]: duplicate port definition with spec.template.spec.initContainers[0].ports[3]

charts/akash-node/templates/statefulset.yaml

@@ -110,15 +110,6 @@ spec:
 {{- end }}
             - name: AKASH_API_ENABLE
               value: "{{ .Values.akash_node.api_enable }}"
-          ports:
-            - containerPort: 1317
-              name: akashd-api
-            - containerPort: 9090
-              name: akashd-grpc
-            - containerPort: 26656
-              name: akashd-p2p
-            - containerPort: 26657
-              name: akashd-rpc
           volumeMounts:
             - name: config
               mountPath: /config