Fix a typo in i18n_translation_link_alter().

Signed-off-by: Antonio Ospite <ospite@studenti.unina.it>

diff -pruN i18n.orig/i18n.module i18n/i18n.module
--- i18n.orig/i18n.module	2009-01-21 14:08:35.000000000 +0100
+++ i18n/i18n.module	2009-04-10 11:24:24.000000000 +0200
@@ -179,7 +179,7 @@ function i18n_translation_link_alter(&$l
 
   // Check for a node related path, and for its translations.
   if ((preg_match("!^node/([0-9]+)(/.+|)$!", $path, $matches)) && ($node = node_load((int)$matches[1])) && !empty($node->tnid)) {
-    // make sure language support is set to LANUAGE_SUPPORT_EXTENDED, so links
+    // make sure language support is set to LANGUAGE_SUPPORT_EXTENDED, so links
     // dont get added for LANGUAGE_SUPPORT_EXTENDED_NOT_DISPLAYED
     if (variable_get('i18n_node_'. $node->type, LANGUAGE_SUPPORT_NORMAL) == LANGUAGE_SUPPORT_EXTENDED) {
       $languages = language_list();