Regenerate integrations docs (netdata#19283)

Co-authored-by: ilyam8 <[email protected]>

src/go/plugin/go.d/collector/nats/integrations/nats.md

@@ -186,6 +186,28 @@ Metrics:
 | nats.outbound_gateway_conn_subscriptions | active | subscriptions |
 | nats.outbound_gateway_conn_uptime | uptime | seconds |
 
+### Per leaf node connection
+
+These metrics refer to [Leaf Node Connections](https://docs.nats.io/running-a-nats-service/nats_admin/monitoring#leaf-node-information).
+
+Labels:
+
+| Label      | Description     |
+|:-----------|:----------------|
+| remote_name | Unique identifier of the remote leaf node server, either its configured name or automatically assigned ID. |
+| account | Name of the associated account. |
+| ip | IP address of the remote server. |
+| port | Port used for the connection to the remote server. |
+
+Metrics:
+
+| Metric | Dimensions | Unit |
+|:------|:----------|:----|
+| nats.leaf_node_conn_traffic | in, out | bytes/s |
+| nats.leaf_node_conn_messages | in, out | messages/s |
+| nats.leaf_node_conn_subscriptions | active | subscriptions |
+| nats.leaf_node_conn_rtt | rtt | microseconds |
+
 
 
 ## Alerts