protocol-v1.1.3

What's Changed

• update locked package versions by @davidzhao in https://github.com/livekit/python-sdks/pull/583
• update protocol & livekit-protocol 1.1.3 by @theomonnom in https://github.com/livekit/python-sdks/pull/587

Full Changelog: https://github.com/livekit/python-sdks/compare/rtc-v1.1.2...protocol-v1.1.3