Fixed url for binutils

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@5409 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

chapter03/packages.xml

@@ -35,7 +35,7 @@
 <varlistentry>
 <term>Binutils (&binutils-version;) - 11,036 KB:</term>
 <listitem>
-<para><ulink url="&kernel;linux/devel/binutils/"/></para>
+<para><ulink url="&gnu;/binutils/"/></para>
 </listitem>
 </varlistentry>