Updated bankmarketing example with model registration code

[vikasagrawal-ms]

PR into Azure/azureml-examples

Checklist

I have:

• [x] read and followed the contributing guidelines

Changes

Added the model registration code in bankmarketing example Added new register.py file

fixes #

[skasturi]

Thank you! Could you please update the yaml as well using the az ml model create?

Also, could we do the same in the SDK's command component?

cc: @rtanase

[vikasagrawal-ms]

Thank you! Could you please update the yaml as well using the az ml model create?

Also, could we do the same in the SDK's command component?

cc: @rtanase

Added Commits from Shourya in this PR

[vikasagrawal-ms]

All the changes are moved to new PR