firefly-5.0.1 release

Firefly v5.0.1 updates the Kotlin version to 1.6.20, Kotlin coroutine version to 1.6.1. Fix the jackson security vulnerabilities.

Update log:

1. Updates Kotlin version to 1.6.20.
2. Updates Kotlin coroutine version to 1.6.1.
3. Updates jackson data bind version to 2.13.2.2.