Description

This PR upgrades ESLint to the latest version for Gutenberg and @wordpress/scripts. ESLint upgrade is itself a minor version upgrade. However, some plugins and config used contain breaking changes which means that overall it's going to be a major version bump for two packages as listed.

@wordpress/eslint-plugin

Breaking Changes:

• The bundled eslint-config-prettier dependency has been updated from requiring ^6.10.1 to requiring ^7.1.0.
• The bundled eslint-plugin-jest dependency has been updated from requiring ^23.8.2 to requiring ^24.1.3.

Enhancements:

• The bundled eslint-plugin-jsdoc dependency has been updated from requiring ^30.2.2 to requiring ^30.7.13.
• The bundled eslint-plugin-jsx-a11y dependency has been updated from requiring ^6.2.3 to requiring ^6.4.1.
• The bundled eslint-plugin-prettier dependency has been updated from requiring ^3.1.2 to requiring ^3.3.0.
• The bundled eslint-plugin-react dependency has been updated from requiring ^7.20.0 to requiring ^7.22.0.
• The bundled eslint-plugin-react-hooks dependency has been updated from requiring ^4.0.4 to requiring ^4.2.0.

@wordpress/scripts

Breaking Changes:

• The bundled @wordpress/eslint-plugin dependency has been updated to the next major version ^8.0.0. There are new ESLint rules enabled in the recommended config used by lint-js command.

Enhancements:

• The bundled eslint dependency has been updated from requiring ^7.1.0 to requiring ^7.17.0.

How has this been tested?

npm run lint-js

Types of changes

Checklist:

• My code is tested.
• My code follows the WordPress code style.
• My code follows the accessibility standards.
• My code has proper inline documentation.
• I've included developer documentation if appropriate.
• I've updated all React Native files affected by any refactorings/renamings in this PR.