Merge pull request 'corrected user group listing' (#40) from paulcortezl5 into main

Reviewed-on: #40

app/Config/AuthGroups.php

@@ -69,7 +69,7 @@ class AuthGroups extends ShieldAuthGroups
             'title'       => 'HR User',
             'description' => 'Has access to Human Resources features.',
         ],
-        'hr' => [
+        'tk' => [
             'title'       => 'Timekeeping User',
             'description' => 'Has access to Timekeeping features.',
         ],