Compatibility with Progress Planner v1.8

[ilicfilip]

This PR adds compatibility with Progress Planner 1.8, specifically actions links.

[github-actions]

WordPress Playground

You can easily test this pull request on the WordPress Playground, or download the zip file.

[github-actions]

Composer package changes

Dev Packages	Operation	Base	Target
antecedent/patchwork	Upgraded	2.1.28	2.2.2
brain/monkey	Upgraded	2.6.1	2.6.2
clue/ndjson-react	New	-	v1.3.0
composer/pcre	New	-	3.3.2
composer/semver	New	-	3.4.4
composer/xdebug-handler	New	-	3.0.5
dealerdirect/phpcodesniffer-composer-installer	Upgraded	v1.0.0	v1.1.2
doctrine/instantiator	Upgraded	1.5.0	2.0.0
evenement/evenement	New	-	v3.0.2
fidry/cpu-core-counter	New	-	1.3.0
friendsofphp/php-cs-fixer	New	-	v3.87.2
hamcrest/hamcrest-php	Upgraded	v2.0.1	v2.1.1
mockery/mockery	Upgraded	1.6.11	1.6.12
myclabs/deep-copy	Upgraded	1.11.1	1.13.4
nikic/php-parser	Upgraded	v5.0.2	v5.6.1
php-stubs/wordpress-stubs	Upgraded	v6.4.3	v6.8.2
phpcompatibility/phpcompatibility-wp	Upgraded	2.1.5	2.1.7
phpcsstandards/phpcsextra	Upgraded	1.2.1	1.4.1
phpcsstandards/phpcsutils	Upgraded	1.0.12	1.1.2
phpstan/extension-installer	Upgraded	1.3.1	1.4.3
phpstan/phpdoc-parser	Upgraded	1.30.1	2.3.0
phpstan/phpstan	Upgraded	1.12.3	2.1.23
phpunit/php-code-coverage	Upgraded	9.2.31	9.2.32
phpunit/phpunit	Upgraded	9.6.19	9.6.26
psr/container	New	-	2.0.2
psr/event-dispatcher	New	-	1.0.0
psr/log	New	-	3.0.2
react/cache	New	-	v1.2.0
react/child-process	New	-	v0.6.6
react/dns	New	-	v1.13.0
react/event-loop	New	-	v1.5.0
react/promise	New	-	v3.3.0
react/socket	New	-	v1.16.0
react/stream	New	-	v1.4.0
sebastian/comparator	Upgraded	4.0.8	4.0.9
sebastian/global-state	Upgraded	5.0.7	5.0.8
sebastian/recursion-context	Upgraded	4.0.5	4.0.6
sirbrillig/phpcs-variable-analysis	Upgraded	v2.11.19	v2.12.0
slevomat/coding-standard	Upgraded	8.15.0	8.22.0
squizlabs/php_codesniffer	Upgraded	3.10.3	3.13.4
symfony/console	New	-	v7.3.3
symfony/deprecation-contracts	New	-	v3.6.0
symfony/event-dispatcher	New	-	v7.3.3
symfony/event-dispatcher-contracts	New	-	v3.6.0
symfony/filesystem	New	-	v7.3.2
symfony/finder	New	-	v7.3.2
symfony/options-resolver	New	-	v7.3.3
symfony/polyfill-ctype	New	-	v1.33.0
symfony/polyfill-intl-grapheme	New	-	v1.33.0
symfony/polyfill-intl-normalizer	New	-	v1.33.0
symfony/polyfill-mbstring	New	-	v1.33.0
symfony/polyfill-php80	New	-	v1.33.0
symfony/polyfill-php81	New	-	v1.33.0
symfony/process	New	-	v7.3.3
symfony/service-contracts	New	-	v3.6.0
symfony/stopwatch	New	-	v7.3.0
symfony/string	New	-	v7.3.3
szepeviktor/phpstan-wordpress	Upgraded	v1.3.5	v2.0.2
wp-coding-standards/wpcs	Upgraded	3.1.0	3.2.0
yoast/phpunit-polyfills	Upgraded	1.1.1	1.1.5
yoast/yoastcs	Upgraded	3.1.0	3.2.0
symfony/polyfill-php73	Removed	v1.29.0	-