refactor: RoleManager (#5131)
refactor: RoleManager (#5131)

* refactor(RoleManager): make use of `BaseManager#client`

* refactor(RoleManager): cool syntax

* refactor +1

Co-authored-by: Sugden <c4726f5ea06513aabb91e54c20738fe8d84e2bea@users.noreply.github.com>

* refactor +2

Co-authored-by: Sugden <c4726f5ea06513aabb91e54c20738fe8d84e2bea@users.noreply.github.com>

Co-authored-by: Sugden <c4726f5ea06513aabb91e54c20738fe8d84e2bea@users.noreply.github.com>
SpaceEEC/discord.js,SpaceEEC/discord.js,SpaceEEC/discord.js