Bump Tested up to

[thrijith]

Description of the Change

• I've tested the plugin on 6.7-RC1, inserted the block and set an audio file in it, confirmed it played correctly.

Closes #152

How to test the Change

• Update to 6.7 release candidate, confirm block works as expected

Changelog Entry

Changed - Bump WordPress "tested up to" version 6.7.

Credits

Props @username, @username2, ...

Checklist:

• I agree to follow this project's Code of Conduct.
• I have updated the documentation accordingly.
• [] I have added Critical Flows, Test Cases, and/or End-to-End Tests to cover my change.
• All new and existing tests pass.

[jeffpaul]

We should also bump the following to 6.5 as the new WP minimum as well

retro-winamp-block/retro-webamp-block.php

Line 7 in 965049b

* Requires at least: 6.4

retro-winamp-block/.github/workflows/cypress.yml

Line 20 in 965049b

- {name: 'WP minimum', version: 'WordPress/WordPress#6.4'}