update Copyright to 2003 bugzilla #188515 r=kysmith sr=leaf a=leaf

xpfe/global/resources/locale/en-US/about.xhtml

@@ -92,7 +92,7 @@ h1 {
 <hr />
 
 <ul>
-<li>Copyright &copy; 1998-2002 by <a href="about:credits">Contributors</a> to 
+<li>Copyright &copy; 1998-2003 by <a href="about:credits">Contributors</a> to 
 the Mozilla codebase under the <a href="chrome://global/content/MPL-1.1.html">
 Mozilla Public License</a> and <a href="chrome://global/content/NPL-1.1.html">
 Netscape Public License</a>.  All Rights Reserved.</li>