feat(patchmon): fixed url-setup

patchmon/templates/patchmon-frontend.deployment.yaml

@@ -26,7 +26,7 @@ spec:
               name: http
           env:
             - name: BACKEND_URL
-              value: "{{ .Release.Name }}-{{ .Chart.Name }}-backend-service.{{ .Release.Namespace }}.svc.cluster.local"
+              value: "{{ .Release.Name }}-{{ .Chart.Name }}-backend-service"
             - name: BACKEND_PORT
               value: "80"
           {{- with .Values.patchmon.frontend.resources }}