Update @yoast/ai-frontend dependency to version 0.19.0

[FAMarfuaty]

Context

• This PR is part of https://github.com/Yoast/wordpress-seo-premium/issues/4739

Summary

This PR can be summarized in the following changelog entry:

• [wordpress-seo non-user-facing] Updates the @yoast/ai-frontend package to the latest version in package.json to incorporate the latest improvements and fixes in the @yoast/ai-frontend library.
• Fixes a bug where a string in the AI Generate usage counter tooltip was missing in RTL languages.

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:

• Install and activate Yoast SEO
• Set the site language to Arabic

Important

Please run the testing steps below in RTL and LTR language

Usage counter component in AI Generate

Example of usage counter

• Create a post in Block editor/Classic editor/Elementor
• Set a focus keyphrase
• Go to Search appearance/Social media experience tab an expand it
• Click on Generate SEO title/Generate meta description button
• When the request is successful, hover over the usage counter inside the AI Generate component
• Confirm that you see the following text: "You have X spark left this month. The next reset is in Y day. While this feature is in beta, you have unlimited sparks."
  • X being the number of spark you have for this month
  • Y being the number of the days before the next reset

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:

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 https://github.com/Yoast/wordpress-seo-premium/issues/4739

[coveralls]

Pull Request Test Coverage Report for Build 5dc31a1931584c35ba09ebb8bdc83fd356647f7a

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 53.276%

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Totals
Change from base Build e06159548f7ef69792a3bfefede1979c33615831:	0.0%
Covered Lines:	31620
Relevant Lines:	59855

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💛 - Coveralls

[JorPV]

CR + AT ✅