Integrate Metro 4.0.0-M4

Signed-off-by: Arjan Tijms <arjan.tijms@gmail.com>
diff --git a/nucleus/parent/pom.xml b/nucleus/parent/pom.xml
index 9af43c7..a339b6a 100644
--- a/nucleus/parent/pom.xml
+++ b/nucleus/parent/pom.xml
@@ -91,7 +91,7 @@
         Jakarta SOAP (with Attachments)
         <jakarta.xml.soap-api.version>3.0.0-RC2</jakarta.xml.soap-api.version>
          -->
-        <webservices.version>4.0.0-SNAPSHOT</webservices.version>
+        <webservices.version>4.0.0-M4</webservices.version>
 
         <!-- Jakarta Inject -->
         <jakarta.inject-api.version>2.0.1.MR</jakarta.inject-api.version>
diff --git a/snapshots/metro/pom.xml b/snapshots/metro/pom.xml
deleted file mode 100644
index d608c6d..0000000
--- a/snapshots/metro/pom.xml
+++ /dev/null
@@ -1,49 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--
-
-    Copyright (c) 2022 Contributors to the Eclipse Foundation. All rights reserved.
-
-    This program and the accompanying materials are made available under the
-    terms of the Eclipse Public License v. 2.0, which is available at
-    http://www.eclipse.org/legal/epl-2.0.
-
-    This Source Code may also be made available under the following Secondary
-    Licenses when the conditions for such availability set forth in the
-    Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
-    version 2 with the GNU Classpath Exception, which is available at
-    https://www.gnu.org/software/classpath/license.html.
-
-    SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
-
--->
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd"
->
-    <modelVersion>4.0.0</modelVersion>
-    <parent>
-        <groupId>org.glassfish.main.snapshots</groupId>
-        <artifactId>snapshotsmodule</artifactId>
-        <version>0.0.0-SNAPSHOT</version>
-    </parent>
-
-    <artifactId>metro</artifactId>
-    <packaging>pom</packaging>
-
-    <properties>
-        <snapshots.sources.url>https://github.com/eclipse-ee4j/metro-wsit/archive/refs/heads/master.zip</snapshots.sources.url>
-        <snapshots.sources.directory>${project.build.directory}/metro-wsit-master/wsit</snapshots.sources.directory>
-    </properties>
-
-    <build>
-        <plugins>
-            <plugin>
-                <groupId>com.googlecode.maven-download-plugin</groupId>
-                <artifactId>download-maven-plugin</artifactId>
-            </plugin>
-            <plugin>
-                <artifactId>maven-invoker-plugin</artifactId>
-            </plugin>
-        </plugins>
-    </build>
-</project>
diff --git a/snapshots/pom.xml b/snapshots/pom.xml
index ace2ab4..3fff435 100644
--- a/snapshots/pom.xml
+++ b/snapshots/pom.xml
@@ -39,10 +39,6 @@
     <name>GlassFish Snapshots Parent</name>
     <description>Temporary snapshot modules</description>
 
-    <modules>
-        <module>metro</module>
-    </modules>
-
     <build>
         <plugins>
             <plugin>