Update docs/en/ingest-management/release-notes/release-notes-8.18.asciidoc

Co-authored-by: Craig MacKenzie <[email protected]>

Author: kilfoyle

docs/en/ingest-management/release-notes/release-notes-8.18.asciidoc

@@ -43,7 +43,6 @@ The 8.18.0 release Added the following new and notable features.
 * Add ability to run the Elastic Distribution of OTel Collector at the same time as other inputs. {agent-pull}5767[#5767] {agent-issue}5796[#5796]
 * Add a sample configuration to be used when deploying the link:https://github.com/open-telemetry/opentelemetry-helm-charts/tree/main/charts/opentelemetry-kube-stack[OpenTelemetry Kube Stack Helm Chart]. {agent-pull}5822[#5822]
 * Add the GeoIP OpenTelemetry processor to {agent}. {agent-pull}6134[#6134]
-* Add the metricbeat receiver to the OTel receivers included in {agent}. {agent-pull}6182[#6182] {agent-issue}6138[#6138]
 * Add the link:https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/connector/routingconnector[OpenTelemetry routing connector] to the Elastic Distribution of OTel Collector. {agent-pull}6210[#6210]
 * Add support for the link:https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/exporter/loadbalancingexporter[OTel loadbalancing exporter] to {agent}. {agent-pull}6315[#6315]
 * Add a new Kubernetes deployment of the Elastic Distribution of OTel Collector named "gateway", to simplify the daemonset collector configuration and unify managed/self-managed scenarios. {agent-pull}6444[#6444]