Fix zip download link

Author: clarkware

docs/JDepend.html

@@ -356,7 +356,7 @@
 Downloading JDepend
 </div>
 <p>
-<a href="https://github.com/clarkware/jdepend/blob/master/dist/jdepend-2.10.zip">JDepend 2.10</a> is the latest major version release.  It includes all the
+<a href="https://github.com/clarkware/jdepend/releases/download/2.10/jdepend-2.10.zip">JDepend 2.10</a> is the latest major version release.  It includes all the
 minor version changes.
 </p>
 <p>