Typo fix

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@7465 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

chapter06/perl.xml

@@ -75,7 +75,7 @@
 <screen><userinput>make</userinput></screen>
 
     <para>To test the results, issue:
-    <userinput>make tests</userinput>.</para>
+    <userinput>make test</userinput>.</para>
 
     <para>Install the package:</para>