Release Announcement: Chronograf 1.8.9.1

This new maintenance release for Chronograf includes several enhancements, including security improvements such as configuring etcd with a client certificate in HA mode, and updates working with InfluxDB v2, including improved data source configuration experience and fixes to ensure compatibility with Flux queries. Additionally, this release includes UI improvements, fixes for issues on Windows and the Data Explorer, and upgrades to Go and Node versions.