feat(eslint-config): Enable array-callback-return rule (#4229)
feat(eslint-config): Enable array-callback-return rule (#4229)

Docs: https://eslint.org/docs/rules/array-callback-return

Make sure that we are returning in the callbacks passed into `.map`,
`.filter` and `.reduce`. If we are not, we should be using
`.forEach` or an explicit for loop.

Co-authored-by: iker barriocanal <630186abc311c8019af7503244f0c274172965d9@users.noreply.github.com>
getsentry/raven-js,getsentry/raven-js,getsentry/raven-js,getsentry/raven-js