These rules were currently silenced to limit the noise,
but we should avoid introducing new problematic code instances,
and refactor to fix the issues when possible, since in many cases
this hinders the TS migration.
This eslint version brings breaking changes related to the eslint config.
eslint-airbnb-config has yet to release a compatible version with the
new format, and it generally looks unmaintained, hence we drop the dependency
in favor of the built-in recommended configs.