Security Team as a distinct role

If a "security committer" potentially has privileges that exceed those normally granted to committers, then we should add something about it to the EDP.

@mbarbero

changed milestone to %2023 Update

marked this issue as related to eclipsefdn/helpdesk#1709

changed the description

/cc @mrybczyn

removed milestone %2023 Update

mentioned in merge request !1 (merged)

mentioned in merge request eclipsefdn/emo-team/policies/security-policy!1 (merged)