Have a review process and documentation for the work of tails-accounting@

As per https://github.com/mozilla/diversity/blob/master/evaluation_tools/governance-basic.md

Other resources:

• https://wiki.mozilla.org/Diversity_and_Inclusion_for_Communities_and_Contributors
• https://github.com/chaoss/wg-diversity-inclusion/blob/master/focus-areas/leadership/assets/leadership-principles.md
• https://hbr.org/2019/03/why-inclusive-leaders-are-good-for-organizations-and-how-to-become-one

Parent Task: #16783

Original created by @sajolida on 16785 (Redmine)