de-global services for admin

src/admin/debug/commands.rs

src/admin/handler.rs

src/admin/mod.rs

src/admin/room/room_moderation_commands.rs

src/admin/user/commands.rs

src/api/client/account.rs

src/api/client/state.rs

src/service/admin/console.rs

src/service/admin/create.rs

src/service/admin/grant.rs

src/service/admin/mod.rs

src/service/globals/migrations.rs

src/service/rooms/timeline/mod.rs

src/service/users/mod.rs