v2.21.0

What's Changed

This release bumps the nats-base-client to v1.21.0 which introduces small changes and enhancements to the "new consumer" API. If you are using JetStream, please refer to the NBC release notes.

• [REL] 2_21_0 by @aricart in https://github.com/nats-io/nats.js/pull/614

Full Changelog: nats-io/nats.js@v2.20.0...v2.21.0