ESLint 9

[hnrq]

Description

This PR aims to update the plugin dependencies and stack in order to introduce ESLint 9 Flat Config.

Fixes #166

Type of Change

• New feature (non-breaking change which adds functionality)

How Has This Been Tested?

No new features were added. Existing tests are passing

Checklist: (Feel free to delete this section upon completion)

• I have included a changeset if this change will require a version change to one of the packages.
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• I have run all builds, tests, and linting and all checks pass
• I have added tests that prove my fix is effective or that my feature works
• My changes generate no new warnings
• Any dependent changes have been merged and published in downstream modules

[jonocairns]

@carbonrobot I'd be very appreciative if you could take a look at this ❤️