Add notebook documentation for deploying PySyft

[itstauq]

Description

Closes OpenMined/Heartbeat#1216

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• [x] I have followed the Contribution Guidelines and Code of Conduct
• [x] I have commented my code following the OpenMined Styleguide
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[rasswanth-s]

@IrinaMBejan , This PR is currently blocking the Hagrid Deprecation.

Since this is a Documentation PR, and we could update it easily

I merging this PR early to unblock hagrid deprecation.

Feel free to comment on the same PR for review.

We could address the comments in a follow-up PR.