Weaviate v1.30.20 release: RAFT improvements and database user restoration fixes

AI Impact Summary

Weaviate has released version 1.30.20, focusing on internal stability improvements through enhancements to the RAFT consensus mechanism. Specifically, the release addresses waitgroup handling and database user restoration issues, bolstering the overall reliability of the Weaviate database. These changes do not require any action from users and are purely focused on internal system improvements.