Fetch WC & WP Matrix

[puntope]

Changes proposed in this Pull Request:

This PR fetch WooCommerce & WP L-2 versions for our tests using https://github.com/woocommerce/grow/tree/trunk/packages/github-actions/actions/get-plugin-releases

Detailed test instructions:

• Verify both WC and WP version are properly fetched and the test passing
  https://github.com/woocommerce/woocommerce-google-analytics-integration/actions/runs/5877646915/job/15938158844?pr=290
• Verify there is one Job for the matrix and in that job it iterates over versions.

Additional details:

This is based on the approved solution in https://github.com/woocommerce/automatewoo/pull/1527

Changelog entry

Dev - Fetch WooCommerce and WordPress versions for our tests

[mikkamp]

Just wanted to mention that this comment is also valid for this PR, since it uses the same method for combining WC versions.

[puntope]

Just wanted to mention that this comment is also valid for this PR, since it uses the same method for combining WC versions.

I will handle this after validating my solution in https://github.com/woocommerce/automatewoo/pull/1527

[puntope]

Hi @mikkamp I update this PR with the approved strategy in https://github.com/woocommerce/automatewoo-referrals/pull/225

This is ready for another round

[mikkamp]

This looks good to me.

Just making a mental note that we need to check for PHP 8.2 compatibility and run the unit tests with some newer versions of PHP.