Changed es directory es by es-es (#1421)

This structure will allow for other variants derived from the Spanish of Spain.

Co-authored-by: Nabeel S <nabeelio@users.noreply.github.com>

resources/lang/es-es/user.php

@@ -0,0 +1,13 @@
+<?php
+
+return [
+    'location' => 'Localización',
+    'state'    => [
+        'pending'   => 'Pendiente',
+        'active'    => 'Activo',
+        'rejected'  => 'Rechazado',
+        'on_leave'  => 'En excedencia',
+        'suspended' => 'Suspendido',
+        'deleted'   => 'Borrar',
+    ],
+];