Add WordPress 6.9+ Abilities API support #576

Job	Run time
code-quality / Lint GitHub Actions workflows	9s
code-quality / Lint PHP files	18s
code-quality / Spell check	5s
code-quality / Lint Gherkin Feature files	21s
code-quality / PHPCS	30s
code-quality / PHPStan	38s
	2m 1s

Provide feedback