[wwwdocs] svn.html -- add a link target

[Gerald Pfeifer]

Add an id for the "SVN tags, branches and checkouts" section.

Installed.

Gerald

Index: svn.html
===================================================================
RCS file: /cvs/gcc/wwwdocs/htdocs/svn.html,v
retrieving revision 1.43
diff -u -3 -p -r1.43 svn.html
--- svn.html	1 Jan 2007 15:35:59 -0000	1.43
+++ svn.html	4 Jan 2007 22:00:20 -0000
@@ -108,7 +108,7 @@ or the generator files, it is safe to de
 <code>svn update</code> again to get a new copy.</p>
 
 
-<h2>SVN tags, branches and checkouts</h2>
+<h2 id="tags">SVN tags, branches and checkouts</h2>
 
 <p> You can check out the latest version of the GCC <em>x</em>.<em>y</em>
 release branch with the following command:</p>