Migrate project to eslint

[gquittet]

Description

Because TSLint is deprecated since 2019 (https://blog.palantir.com/tslint-in-2019-1a144c2317a9?gi=f28749216f12), I migrated radash to eslint.

Checklist

• [x] Changes are covered by tests if behavior has been changed or added
• [x] Tests have 100% coverage
• [ ] If code changes were made, the version in package.json has been bumped (matching semver)
• [x] If code changes were made, the yarn build command has been run and to update the cdn directory
• [x] If code changes were made, the documentation (in the /docs directory) has been updated