make sure wp-config.php is not overridden

wordpress/wordpress.spec

@@ -251,6 +251,7 @@ AutoReqProv:  no
     %{l_rpmtool} files -v -ofiles -r$RPM_BUILD_ROOT \
         %{l_files_std} \
         '%config %{l_prefix}/etc/wordpress/*' \
+        '%config %{l_prefix}/libexec/wordpress/wp-config.php' \
         '%attr(-,%{l_rusr},%{l_rgrp}) %{l_prefix}/var/wordpress' \
         '%attr(-,%{l_rusr},%{l_rgrp}) %{l_prefix}/var/wordpress/*' \
         '%attr(-,%{l_rusr},%{l_ngrp}) %{l_prefix}/libexec/wordpress/wp-content/uploads' \