Revert "feat: add http-metrics port to cap-app-proxy service for monitoring"

This reverts commit b5be302.

Author: ATGardner

charts/gitops-runtime/templates/_components/cap-app-proxy/_service.yaml

@@ -12,10 +12,6 @@ spec:
       targetPort: http
       protocol: TCP
       name: http
-    - port: 9100
-      targetPort: http
-      protocol: TCP
-      name: http-metrics
   selector:
     {{- include "cap-app-proxy.selectorLabels" . | nindent 4 }}
 {{- end }}