fix a broken link to ISO-639

Change-Id: Idcf662d891f1a2ae707eebede65f71b675233124

udkapi/com/sun/star/lang/Locale.idl

@@ -56,8 +56,8 @@ published struct Locale
         <p>These codes are the lower-case two-letter codes as defined by
         ISO-639. You can find a full list of these codes at a number of
         sites, such as: <br/>
-        <a href="http://www.ics.uci.edu/pub/ietf/http/related/iso639.txt">
-        <code>http://www.ics.uci.edu/pub/ietf/http/related/iso639.txt</code></a>.
+        <a href="http://www.chemie.fu-berlin.de/diverse/doc/ISO_639.html">
+        <code>http://www.chemie.fu-berlin.de/diverse/doc/ISO_639.html</code></a>.
         </p>
 
         <p>If this field contains an empty string, the meaning depends on the