Merge pull request #17 from dali546/fix/hmac-secret

chore: use values.yaml template for hmac

Author: jenkins-x-bot-test

charts/lighthouse-webui-plugin/templates/deployment.yaml

@@ -72,7 +72,6 @@ spec:
         - name: LIGHTHOUSE_HMAC_KEY
           valueFrom:
             secretKeyRef: {{- .Values.secrets.lighthouse.hmac.secretKeyRef | toYaml | nindent 14 }}
-              optional: true
         {{- range $pkey, $pval := .Values.pod.env }}
         - name: {{ $pkey }}
           value: {{ quote $pval }}