remove sheet db

[aniketmaurya]

Before submitting

The Sheet DB has a limit of 5K hits in a month. Let's remove that and use a local DB persisted with Drive.

• [x] Was this discussed/approved via a Github issue? (no need for typos and docs improvements)
• [x] Did you read the contributor guideline, Pull Request section?
• [ ] Did you make sure to update the docs?
• [ ] Did you write any new necessary tests?

What does this PR do?

Fixes # (issue).

PR review

Anyone in the community is free to review the PR once the tests have passed. If we didn't discuss your PR in Github issues there's a high chance it will not be merged.

Did you have fun?

Make sure you had fun coding 🙃

[Borda]

@aniketmaurya can we also finish this one or close it? :chipmunk: