Fix issue with redis connection

charts/emailleg/v1.4.0/templates/deployment.yaml

@@ -127,6 +127,8 @@ spec:
               value: {{ .Values.mail.website | quote }}
             - name: SITENAME
               value: {{ .Values.mail.siteName | quote }}
+            - name: RATELIMIT_STORAGE_URL
+              value: "redis://localhost"
           ports:
             - name: http
               containerPort: 80