New translations. Add it to the build and point links to them.

(new) -> 1.3 internal/bylaws.sgml
(new) -> 1.1 internal/expire-bits.sgml
(new) -> 1.2 internal/new-account.sgml

PR: docs/41761
Submitted by: Dmitry Morozovsky <marck@rinet.ru>
Approved by: phantom (mentor)