tools: update ESLint to 5.10.0

Update ESLint to 5.10.0.

PR-URL: https://github.com/nodejs/node/pull/24903


Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Franziska Hinkelmann <franziska.hinkelmann@gmail.com>