Add how-to Guide for Databricks Operators

[kaxil]

Description

A guide that describes how to use all the operators for Azure (https://github.com/apache/airflow/tree/master/airflow/providers/databricks/operators) would be useful.

Other guides are available:
https://airflow.readthedocs.io/en/latest/howto/operator/index.html

Source code for those guides are at:
https://github.com/apache/airflow/tree/master/docs/howto/operator

Are you wondering how to start contributing to this project? Start by reading our contributor guide

Best regards,
Kaxil

[sharad-vm]

@kaxil I'm a newbie here and would like to start contributing to Airflow with this.
Can you please assign this to me?

[kaxil]

Awesome, assigned