Added section in readme on how to set up a rooted device

[amlannandy]

Description

Added a section in the backend readme on how to set up a rooted device for data extraction.

Fixes #155

Type of change

• [ ] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [x] This change requires a documentation update

How Has This Been Tested?

N/A

Test Configuration:

N/A

Checklist:

• [ ] My code follows the style guidelines of this project
• [ ] I have performed a self-review of my own code
• [ ] I have commented my code, particularly in hard-to-understand areas
• [x] I have made corresponding changes to the documentation
• [ ] My changes generate no new warnings
• [ ] I have added tests that prove my fix is effective or that my feature works
• [ ] New and existing unit tests pass locally with my changes
• [ ] Any dependent changes have been merged and published in downstream modules

[amlannandy]

@sachinsom93 Hey! I added this section in the readme as you were having some trouble setting up the emulator. Try out these steps in your local dev setup. If you still get any issues let me know. I'll try to help. :)

[sachinsom93]

@sachinsom93 Hey! I added this section in the readme as you were having some trouble setting up the emulator. Try out these steps in your local dev setup. If you still get any issues let me know. I'll try to help. :)

Thanks @amlannandy 👍🏼