tools: update ESLint to 7.2.0

Update ESLint to 7.2.0

PR-URL: https://github.com/nodejs/node/pull/33776


Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: David Carlier <devnexen@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Evan Lucas <evanlucas@me.com>