finish general admin room cleanup

src/service/admin/federation.rs

src/service/admin/federation/federation_commands.rs

src/service/admin/federation/mod.rs

src/service/admin/media.rs

src/service/admin/media/media_commands.rs

src/service/admin/media/mod.rs

src/service/admin/mod.rs

src/service/admin/query/account_data.rs

src/service/admin/query/appservice.rs

src/service/admin/query/globals.rs

src/service/admin/query/mod.rs

src/service/admin/query/presence.rs

src/service/admin/query/room_alias.rs

src/service/admin/room.rs

src/service/admin/room/mod.rs

src/service/admin/room/room_alias_commands.rs

src/service/admin/room/room_commands.rs

src/service/admin/room/room_directory_commands.rs

src/service/admin/room/room_moderation_commands.rs