build: make linter targets silent

The linter targets are printing the commands they execute on screen.
This patch reduces the noise by not printing the commands.

PR-URL: https://github.com/nodejs/node/pull/12423


Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Gibson Fahnestock <gibfahn@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>