Small bug fix to site deletion.

git-svn-id: file:///tmp/wdn_thm_drupal/branches/drupal-7.x@214 20a16fea-79d4-4915-8869-1ea9d5ebf173

sites/all/modules/unl/unl_site_creation.php

@@ -142,6 +142,7 @@ function unl_site_list_submit($form, &$form_state) {
 function unl_site_remove($site_id) {
   $uri = db_select('unl_sites', 's')
     ->fields('s', array('uri'))
+    ->condition('site_id', $site_id)
     ->execute()
     ->fetchCol();