Fix path in ganeti-rapi man page

This takes care of issue 116.

Signed-off-by: Michael Hanselmann <hansmi@google.com>
Reviewed-by: Iustin Pop <iustin@google.com>

man/ganeti-rapi.sgml

@@ -93,7 +93,7 @@
     <para>
       The users and their rights are defined in a file named
       <filename>rapi_users</filename>, located in the <filename
-      class="directory">@LOCALSTATEDIR@/ganeti</filename>
+      class="directory">@LOCALSTATEDIR@/lib/ganeti</filename>
       directory. The users should be listed one per line, in the
       following format:
     </para>