docs: pt_BR: add netdev and maintainer handbook translations

Add the Brazilian Portuguese translation for the netdev subsystem
process and update the maintainer handbook to include it.

Signed-off-by: Daniel Pereira <danielmaraboo@gmail.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Message-ID: <20260312122425.19577-1-danielmaraboo@gmail.com>
This commit is contained in:
Daniel Pereira 2026-03-12 09:24:24 -03:00 • committed by Jonathan Corbet
commit c991b7ef2f
3 changed files with 607 additions and 1 deletions