WordPress 6.9 Compatibility

[colinmurphy]

Overview

WordPress 6.9 is scheduled to be released on 2nd of December. 2025 - https://make.wordpress.org/core/6-9/

We need to test the current version of wpgraphql-content-blocks to ensure that it is compatible with the latest version of WordPress

Outcomes

• Ensure wpgraphql-content-blocks is compatible with WordPress 6.9
• Update unit tests to include WordPress 6.9 and make 6.9 default WP version for tests
• Create a release for wpgraphql-content-blocks plugin