Minor option fix for grub

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@11111 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

chapter06/grub.xml

@@ -45,7 +45,6 @@
 <screen><userinput remap="configure">./configure --prefix=/usr          \
             --sbindir=/sbin        \
             --sysconfdir=/etc      \
-            --disable-grub-emu-usb \
             --disable-efiemu       \
             --disable-werror</userinput></screen>
 
@@ -61,9 +60,9 @@
       </varlistentry>
 
       <varlistentry>
-        <term><parameter>--disable-grub-emu-usb --disable-efiemu</parameter></term>
+        <term><parameter>--disable-efiemu</parameter></term>
         <listitem>
-          <para>These options minimize what is built by disabling features and
+          <para>This option minimizes what is built by disabling a feature and
           testing programs not needed for LFS.</para>
         </listitem>
       </varlistentry>