Bug 581884 Update MAT website ready for move to eclipse.dev

Fix link in readme and in the intro/overview page

Task-Url: https://bugs.eclipse.org/bugs/show_bug.cgi?id=581884
Change-Id: I4cb4caa0959be8c4ba310e1d0106f21e409a5ba9

README.md

@@ -3,7 +3,7 @@ Eclipse Memory Analyzer
 
 The Eclipse Memory Analyzer is a fast and feature-rich Java heap dump analyzer that helps you find memory leaks and reduce memory consumption.
 
-- Web site: <http://eclipse.org/mat/>
+- Web site: <http://eclipse.dev/mat/>
 
 Download
 ----------------

plugins/org.eclipse.mat.ui.rcp/intro/introContent.xml

@@ -1,16 +1,17 @@
-<?xml version="1.0" encoding="utf-8" ?><!--
+<?xml version="1.0" encoding="utf-8" ?>
+<!--
     Copyright (c) 2008, 2023 SAP AG.
     All rights reserved. This program and the accompanying materials
     are made available under the terms of the Eclipse Public License 2.0
     which accompanies this distribution, and is available at
-    https://www.eclipse.org/legal/epl-2.0/
-
+    https://www.eclipse.org/legal/epl-2.0/
+
     SPDX-License-Identifier: EPL-2.0
    
     Contributors:
         SAP AG - initial API and implementation
  -->
-
+
 <introContent>
 	<!-- STANDBY PAGE  -->
 	<page style="css/standby.css" id="standby">
@@ -65,7 +66,7 @@
 					<text>Learn how to configure your Java VM and/or Engine to get
 						a snapshot.</text>
 				</link>
-				<link label="Memory Analyzer @ Eclipse.org"
+				<link label="Memory Analyzer @ Eclipse.dev"
 					url="http://org.eclipse.ui.intro/openBrowser?url=https://eclipse.dev/mat/">
 					<img src="css/pictograms/web.gif" alt="Memory Analyzer Homepage" />
 					<text>Check our home page for latest news and to download the
@@ -94,4 +95,4 @@
 			<anchor id="anchor" />
 		</group>
 	</page>
-</introContent>
+</introContent>