Fixed <titl> typo

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@223 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

appendixa/binutils-desc.xml

@@ -97,7 +97,7 @@ that is a relocatable object file.
 
 </sect3>
 
-<sect3><titl>readelf</title>
+<sect3><title>readelf</title>
 
 <para>
 readelf displays information about elf type binaries.