Add release note for lighthouse PR#1387

Release note for submariner-io/lighthouse#1387

Signed-off-by: Tom Pantelis <[email protected]>

src/content/community/releases/_index.en.md

@@ -45,6 +45,7 @@ weight = 40
 * Fixed an issue with Service Discovery with Globalnet enabled where a service was inaccessible after recreating it.
 * Fixed an issue with Service Discovery where a remote cluster's service was inaccessible after recreating its local namespace.
 * `subctl verify` no longer requires the KUBECONFIG environment variable to be set.
+* The `submariner_service_export` metric is now properly exposed after being inadvertently removed. 
 * The Globalnet component now handles out-of-order remote endpoint notifications properly.
 
 ## v0.14.5