#18956 Fixes for set root_category_id

[larsroettig]

Description (*)

Currently is not possible to define the root_category_id in the Project config.php

Fixed Issues (if relevant)

1. Import of RootCategoryId should be possbile (Magento/Store/Model/Config/Importer/Processor/Create.php) #18956 Import of RootCategoryId should be possbile

Manual testing scenarios (*)

• Create a config.php like
• Run bin/magento -n app:config:import

    'scopes' => [
        'websites' => [
            'admin' => [
                'website_id' => '0',
                'code' => 'admin',
                'name' => 'Admin',
                'sort_order' => '0',
                'default_group_id' => '0',
                'is_default' => '0'
            ],
            'de' => [
                'website_id' => '2',
                'code' => 'de',
                'name' => 'DE',
                'sort_order' => '10',
                'default_group_id' => '2',
                'is_default' => '1'
            ]
        ],
        'groups' => [
            [
                'group_id' => '0',
                'website_id' => '0',
                'code' => 'default',
                'name' => 'Default',
                'root_category_id' => '0',
                'default_store_id' => '0'
            ],
            [
                'group_id' => '2',
                'website_id' => '2',
                'code' => 'de',
                'name' => 'DE',
                'root_category_id' => '2',
                'default_store_id' => '2'
            ]
        ],
        'stores' => [
            'admin' => [
                'store_id' => '0',
                'code' => 'admin',
                'website_id' => '0',
                'group_id' => '0',
                'name' => 'Admin',
                'sort_order' => '0',
                'is_active' => '1'
            ],
            'de_de' => [
                'store_id' => '2',
                'code' => 'de',
                'website_id' => '2',
                'group_id' => '2',
                'name' => ' de DE',
                'sort_order' => '10',
                'is_active' => '1'
            ]
        ]
    ]

Expected behavior (*)

• Import of root_category_id is successfully

Contribution checklist (*)

• Pull request has a meaningful description of its purpose
• All commits are accompanied by meaningful commit messages
• All new or changed code is covered with unit/integration tests (if applicable)
• All automated tests passed successfully (all builds on Travis CI are green)

[magento-engcom-team]

Hi @larsroettig. Thank you for your contribution
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[larsroettig]

@slavvka i updated this PR

[slavvka]

Looks good. I can see the failing Integration job. It failed due a timeout so I restarted it. Could please also take a look on that for the case?

And I also would like to ask you to extend Unit Test to cover new scenario with category_root_id preset.

[magento-engcom-team]

@larsroettig thank you for contributing. Please accept Community Contributors team invitation here to gain extended permissions for this repository.

[magento-engcom-team]

Hi @larsroettig. Thank you for your contribution.
We will aim to release these changes as part of 2.3.1.
Please check the release notes for final confirmation.