Subject: [VOTE] Release Apache Superset 3.0.0 based on Superset 3.0.0rc4

Hello Superset Community,

This is a call for the vote to release Apache Superset version 3.0.0.

The release candidate: https://dist.apache.org/repos/dist/dev/superset/3.0.0rc4/

Git tag for the release: https://github.com/apache/superset/tree/3.0.0rc4

The Change Log for the release: https://github.com/apache/superset/blob/3.0.0rc4/CHANGELOG.md

The Updating instructions for the release: https://github.com/apache/superset/blob/3.0.0rc4/UPDATING.md

Public keys are available at: https://www.apache.org/dist/superset/KEYS

The vote will be open for at least 72 hours or until the necessary number of votes are reached.

Please vote accordingly:

[ ] +1 approve [ ] +0 no opinion [ ] -1 disapprove with the reason

Thanks, The Apache Superset Team