new committer (ports): Yusuf Yaman (nxjoseph)

[nxjoseph]

Summary

Complete steps 1-5 for new committers from the committer's guide:

 Add myself to doc/shared/authors.adoc
 Add myself to doc/shared/contrib-committers.adoc
 Add a news entry
 Add my PGP key
Update Mentor and Mentee Information in src tree

[nxjoseph]

This patch only affects the docs tree but not src. I do not know if I can attach a second patch here that affects the src tree. Thanks in advance.

[osa]

LGTM

[nxjoseph]

In D55435#1267990, @osa wrote:

LGTM

Thank you! Do I need to create another differential revision for the src tree patch? And i'd like to know if one approve from one Mentor is enough?

[osa]

In D55435#1267990, @osa wrote:

Thank you! Do I need to create another differential revision for the src tree patch?

That's good approach to have a differential revision for every other repository.

And i'd like to know if one approve from one Mentor is enough?

An approval from one mentor is enough.

[vvd]