28.9-RC4

Changes compared to: 28.9-RC3

Enhancements:

• Adds a non-descriptive alt text assessment that flags images whose alt text is a placeholder, a file name or a generic default like "Product image". #23721
• Adds a redundant phrase in alt text assessment that flags images whose alt text contains a phrase like "Image of". #23714
• Adds a non-descriptive alt text assessment that flags images whose alt text is a placeholder, a file name or a generic default like "Product image". #23721
• Adds five new image alt text SEO assessments (alt text length, duplicate alt text, redundant phrase in alt text, non-descriptive alt text, and keyphrase stuffing in alt text), removes the Keyphrase in image alt attributes assessment, and extends the bulk editor with image alt text filters. #23769
• Adds an alt text length assessment that flags images whose alt text is too short or too long. #23619
• Adds a Duplicate alt text assessment that flags when different images on the page share the same alt text. #23659
• Adds a Duplicate alt text assessment that flags when different images on the page share the same alt text. #23659
• Adds a keyphrase stuffing in alt text assessment that flags images whose alt text overuses the keyphrase or its synonyms. #23699

Other:

• Removes the keyphrase in image alt attributes assessment, which is replaced by the alt text quality assessments. #23689

Non user facing:

• Fixes an unreleased bug where image alt text assessments read protected HTML entities such as #nbsp; in the alt text of images in the content, instead of the characters they stand for. #23742
• Adds a `children` prop to `BulkEditorFilters`, allowing WooCommerce SEO to inject image assessment filter options into the filter popover on the \"Image alt text\" tab. #23741
• Fixes two integration tests that failed because they hardcoded the WordPress uploads URL. #23767