add the disconnect modal

[vraja-pro]

Context

• We want to add the UI for disconnection the consent modal for google site kit.

Summary

This PR can be summarized in the following changelog entry:

• Add a disconnect modal to the google site kit integration card when disconnecting from site kit.

Relevant technical choices:

Test instructions

Test instructions for the acceptance test before the PR gets merged

This PR can be acceptance tested by following these steps:

The disconnect functionality will come in a future PR, the test instructions are only for the modal ui and dismissing it.

• Install, activate site kit

• Apply the following patch to the the modal:
  disconnect-new.patch

• Click on disconnect.

• Check you see a modal.

• Check the modal is the same as the design:

• Click on "No, stay connected"
• Check the modal is dismissed.

Relevant test scenarios

• Changes should be tested with the browser console open
• Changes should be tested on different posts/pages/taxonomies/custom post types/custom taxonomies
• Changes should be tested on different editors (Default Block/Gutenberg/Classic/Elementor/other)
• Changes should be tested on different browsers
• Changes should be tested on multisite

Test instructions for QA when the code is in the RC

• QA should use the same steps as above.

QA can test this PR by following these steps:

Impact check

This PR affects the following parts of the plugin, which may require extra testing:

UI changes

• This PR changes the UI in the plugin. I have added the 'UI change' label to this PR.

Other environments

• This PR also affects Shopify. I have added a changelog entry starting with [shopify-seo], added test instructions for Shopify and attached the Shopify label to this PR.

Documentation

• I have written documentation for this change. For example, comments in the Relevant technical choices, comments in the code, documentation on Confluence / shared Google Drive / Yoast developer portal, or other.

Quality assurance

• I have tested this code to the best of my abilities.
• During testing, I had activated all plugins that Yoast SEO provides integrations for.
• I have added unit tests to verify the code works as intended.
• If any part of the code is behind a feature flag, my test instructions also cover cases where the feature flag is switched off.
• I have written this PR in accordance with my team's definition of done.
• I have checked that the base branch is correctly set.

Innovation

• No innovation project is applicable for this PR.
• This PR falls under an innovation project. I have attached the innovation label.
• I have added my hours to the WBSO document.

Fixes #Add the disconnect are you sure modal to the integration card

[coveralls]

Pull Request Test Coverage Report for Build 45fadbec8095ebf138aaeeb29d158dc8cdb4ad9f

Details

• 3 of 4 (75.0%) changed or added relevant lines in 2 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 54.495%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
packages/js/src/integrations-page/recommended-integrations.js	0	1	0.0%

Totals
Change from base Build 6432da1eeec3e2c672bc1d771d33639d647ecde2:	0.0%
Covered Lines:	30195
Relevant Lines:	55837

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💛 - Coveralls

[github-actions]

A merge conflict has been detected for the proposed code changes in this PR. Please resolve the conflict by either rebasing the PR or merging in changes from the base branch.

[pls78]

Outside of the scope of this issue, but perhaps it would be better to rename UnsavedChangesModal to something like ActionConfirmationModal. It seems to me this is the way we are going to use this component