adt-manual: Fixed toolchain path in example

The path used for the toolchain was wrong.  The string
"toolchain" appears in the path.  I was not informed of this
before locking down 1.5 release doc changes.  I have updated
the path in the "Using a Cross-Toolchain Tarball" section.
Occured twice.

(From yocto-docs rev: 307f570b3bc253ef110553d950c1f2a43396b908)

Signed-off-by: Scott Rifenbark <scott.m.rifenbark@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

documentation/adt-manual/adt-prepare.xml

@@ -277,7 +277,7 @@
                             target, go into the <filename>x86_64</filename>
                             folder and download the following installer:
                             <literallayout class='monospaced'>
-     poky-eglibc-x86_64-core-image-sato-i586-&DISTRO;.sh
+     poky-eglibc-x86_64-core-image-sato-i586-toolchain-&DISTRO;.sh
                             </literallayout></para></listitem>
                         <listitem><para>Build your own toolchain installer.
                             For cases where you cannot use an installer
@@ -296,7 +296,7 @@
                     The example assumes the toolchain installer is located
                     in <filename>~/Downloads/</filename>.
                     <literallayout class='monospaced'>
-     $ ~/Downloads/poky-eglibc-x86_64-core-image-sato-i586-&DISTRO;.sh
+     $ ~/Downloads/poky-eglibc-x86_64-core-image-sato-i586-toolchain-&DISTRO;.sh
                     </literallayout>
                     <note>
                         If you do not have write permissions for the directory