EXPHR: Using correct name for ldap service.

src/Form/UwAddUsersForm.php

@@ -141,7 +141,7 @@ class UwAddUsersForm extends FormBase {
       $password = str_shuffle($password);
 
       // Do the LDAP lookup.
-      $person = $this->UWLdap->lookupPerson($user);
+      $person = $this->uwLdap->lookupPerson($user);
       if (!$person) {
         $this->messenger()->addError($this->t('The user ID <em>@user</em> could not be found (or was set to private) and was skipped.', ['@user' => $user]));
         continue;