Fixed a typo

lang/en/moodle.php

@@ -39,7 +39,7 @@
 $string['adminhelplogs'] = "Browse logs of all activity on this site";
 $string['adminhelpmanagemodules'] = "Manage installed modules and their settings";
 $string['adminhelpmanagedatabase'] = "Access the database directly (be careful!)";
-$string['adminhelpsitesettings'] = "Define the how the front page of the site looks";
+$string['adminhelpsitesettings'] = "Define how the front page of the site looks";
 $string['adminhelpsitefiles'] = "For publishing general files or uploading external backups";
 $string['adminhelpthemes'] = "Choose how the site looks (colours, fonts etc)";
 $string['adminhelpusers'] = "Define your users and set up authentication";