Make UID case-insensitive

app/models/ldap/Client.model.js

@@ -19,7 +19,7 @@ class ClientModel extends Model {
         const user = new User({
             first_name: name,
             last_name: '(LDAP Agent)',
-            uid,
+            uid: uid.toLowerCase(),
             roles: ['ldap_client'],
         })
 
@@ -58,7 +58,7 @@ class ClientModel extends Model {
             id: this.id,
             name: this.name,
             user_id: user.id,
-            uid: user.uid,
+            uid: user.uid.toLowerCase(),
             last_invocation: this.last_invocation,
             permissions: [...user.permissions, ...role_permissions],
         }