Pull request: 3684 validate client id in the mobileconfig form

Closes #3684

Squashed commit of the following:

commit 78e9862f7a06262f91c28d6ddcc10512560eedae
Author: Ildar Kamalov <ik@adguard.com>
Date:   Fri Oct 15 14:39:36 2021 +0300

    fix build

commit 3ed4ee69590f238396dd3aab2b62f110baa6d681
Author: Ildar Kamalov <ik@adguard.com>
Date:   Fri Oct 15 13:39:12 2021 +0300

    client: validate client id in the mobileconfig form

client/src/components/ui/Guide/MobileConfigForm.js

@@ -14,7 +14,7 @@ import {
     toNumber,
 } from '../../../helpers/form';
 import {
-    validateClientId,
+    validateConfigClientId,
     validateServerName,
     validatePort,
     validateIsSafePort,
@@ -132,7 +132,7 @@ const MobileConfigForm = ({ invalid }) => {
                         component={renderInputField}
                         className="form-control"
                         placeholder={i18next.t('client_id_placeholder')}
-                        validate={validateClientId}
+                        validate={validateConfigClientId}
                     />
                 </div>
                 <div className="form__group form__group--settings">