Update description of password encryption sed, following r9447.

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@9450 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

chapter06/shadow.xml

@@ -64,9 +64,9 @@ find man -name Makefile.in -exec sed -i 's/groups\.1 / /' {} \;</userinput></scr
 
     <para id="shadow-login_defs">Instead of using the default
     <emphasis>crypt</emphasis> method, use the more secure
-    <emphasis>MD5</emphasis> method of password encryption, which also allows
-    passwords longer than 8 characters. It is also necessary to change the
-    obsolete <filename class="directory">/var/spool/mail</filename> location
+    <emphasis>SHA-512</emphasis> method of password encryption, which also
+    allows passwords longer than 8 characters. It is also necessary to change
+    the obsolete <filename class="directory">/var/spool/mail</filename> location
     for user mailboxes that Shadow uses by default to the <filename
     class="directory">/var/mail</filename> location used currently:</para>