[MD]
### Added
- Added data and size function for ll::FixedString (#1720) @killcerr
### Changed
- Bumped bedrock-runtime-data to v1.21.93-server.5
- Updated headers
- Use CommandPermissionLevel in Player::isOperator @ShrBox
### Fixed
- Fixed the simulated player using Player::getRealName (#1716) @zimuya4153
[/MD]