aws/aws-iot-device-sdk-js-v2 v1.21.1

MQTT-js revert

on GitHub

What's Changed

• Use the actual aws-crt dependency version to make docs by @sfod in #527
• Downgrade MQTT-js by downgrading CRT version by @sfod in #526
• AutoTag PR for v1.21.1 by @bretambrose in #528

Full Changelog: v1.21.0...v1.21.1