documentation/dev-manual: New figure just for denzil

New image needed for Denzil.  I created a new file named
"kernel-example-repos-denzil.png" and copied it to the
Figures folder.  I also deleted the
"kernel-example-repos.png" image.

(From yocto-docs rev: 97105187735c15e452580a0174897517c1860f2c)

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

documentation/dev-manual/dev-manual-kernel-appendix.xml

@@ -71,7 +71,7 @@
             </para>
 
             <para>
-                <imagedata fileref="figures/kernel-example-repos.png" width="7in" depth="5in" 
+                <imagedata fileref="figures/kernel-example-repos-denzil.png" width="7in" depth="5in" 
                     align="center" scale="100" />
             </para>