Fix retrieving full name from campus ldap

lib/validationData.php

@@ -7,7 +7,7 @@ function lookupSID($sid)
     $sr = ldap_search($ds, "ou=Active,ou=Resources,o=Swansea", "EDUPERSONTARGETEDID=" . $sid);
     $info = ldap_get_entries($ds, $sr);
     ldap_unbind($ds);
-    return ucwords(strtolower($info[0]['givenName'][0] . " " . $info[0]['sn'][0]));
+    return ucwords(strtolower($info[0]['givenname'][0] . " " . $info[0]['sn'][0]));
 }
 
 // lookup addresses from postcodes using the university's website