Remove exclusions for module which aren't giving javadoc errors

Signed-off-by: Daniel Widdis <widdis@gmail.com>

CHANGELOG.md

@@ -18,6 +18,7 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - Added missing javadocs for `:distribution:tools` modules ([#4483](https://github.com/opensearch-project/OpenSearch/pull/4483))
 - Add BWC version 2.3.1 ([#4513](https://github.com/opensearch-project/OpenSearch/pull/4513))
 - [Segment Replication] Add snapshot and restore tests for segment replication feature ([#3993](https://github.com/opensearch-project/OpenSearch/pull/3993))
+- Added missing javadocs for `:example-plugins` modules ([#4540](https://github.com/opensearch-project/OpenSearch/pull/4540))
 
 ### Dependencies
 - Bumps `reactive-streams` from 1.0.3 to 1.0.4

gradle/missing-javadoc.gradle

@@ -95,7 +95,6 @@ configure([
   project(":client:client-benchmark-noop-api-plugin"),
   project(":client:rest-high-level"),
   project(":client:test"),
-  project(":doc-tools"),
   project(":libs:opensearch-cli"),
   project(":libs:opensearch-core"),
   project(":libs:opensearch-dissect"),
@@ -148,9 +147,7 @@ configure([
   project(":plugins:store-smb"),
   project(":plugins:transport-nio"),
   project(":qa:die-with-dignity"),
-  project(":qa:os"),
   project(":qa:wildfly"),
-  project(":rest-api-spec"),
   project(":test:external-modules:test-delayed-aggs"),
   project(":test:fixtures:azure-fixture"),
   project(":test:fixtures:gcs-fixture"),