BO - Feature flag is enabled - Add new product from the quick access is NOK

[khouloudbelguith]

Prerequisites

• [X] I understand and accept the project's code of conduct
• [X] I have already searched in existing issues and found no previous report of this bug.

Describe the bug and add screenshots

Previously reported here: https://github.com/PrestaShop/PrestaShop/pull/28594#pullrequestreview-993977071

The Add new product from the quick access is NOK when feature flag is enabled

Expected behavior

Opens the modal of the product type when the user clicks on 'Add new product'. When the type is selected, the user is redirected to the product page with product type selected.

Steps to reproduce

Second issue

Case1

1. Go to BO > Advanced Parameters > New & Experimental Features page
2. Enable New product page - Single store and save
3. In the Quick access > click on New product
4. See exception

I attached a screen record

https://user-images.githubusercontent.com/16067358/171688808-581155bd-6fe2-4584-a76c-5474ca1094fe.mp4

Case2

1. Enable the multistore feature
2. Go to BO > Advanced Parameters > New & Experimental Features page
3. Enable New product page - Multi store and save
4. In the Quick access > click on New product
5. See exception

PrestaShop version(s) where the bug happened

develop

PHP version(s) where the bug happened

7.2, 8.1

If your bug is related to a module, specify its name and its version

No response