WP 6.2 compatibility update

[jayedul]

Description of the Change

WP compatibility version upgraded to 6.2 and tests passed successfully.

Closes #91

Changelog Entry

Changed - WP compatibility version upgraded to 6.2

Credits

Props @jayedul

Checklist:

• [x] I agree to follow this project's Code of Conduct.
• [ ] I have updated the documentation accordingly.
• [ ] I have added tests to cover my change.
• [x] All new and existing tests pass.