fix: hubble relay tls error (#9457)

roles/network_plugin/cilium/templates/cilium/config.yml.j2

@@ -175,7 +175,7 @@ data:
 {% endif %}
   hubble-listen-address: ":4244"
 {% if cilium_enable_hubble and cilium_hubble_install %}
-  hubble-disable-tls: "false"
+  hubble-disable-tls: "{% if cilium_hubble_tls_generate %}false{% else %}true{% endif %}"
   hubble-tls-cert-file: /var/lib/cilium/tls/hubble/server.crt
   hubble-tls-key-file: /var/lib/cilium/tls/hubble/server.key
   hubble-tls-client-ca-files: /var/lib/cilium/tls/hubble/client-ca.crt

roles/network_plugin/cilium/templates/hubble/config.yml.j2

@@ -16,7 +16,8 @@ data:
     tls-client-cert-file: /var/lib/hubble-relay/tls/client.crt
     tls-client-key-file: /var/lib/hubble-relay/tls/client.key
     tls-hubble-server-ca-files: /var/lib/hubble-relay/tls/hubble-server-ca.crt
-    disable-server-tls: true
+    disable-server-tls: {% if cilium_hubble_tls_generate %}false{% else %}true{% endif %}
+    disable-client-tls: {% if cilium_hubble_tls_generate %}false{% else %}true{% endif %}
 ---
 # Source: cilium/templates/hubble-ui-configmap.yaml
 apiVersion: v1