[Upgrade] Bellabeat - Capstone Project by Google

[BhardwajArjit]

Pull Request for ML-Crate 💡

Issue Title: Bellabeat - Capstone Project by Google

• Info about the related issue (Aim of the project) : Add documentation/comments to the code.
• Name: Arjit Bhardwaj
• GitHub ID: BhardwajArjit
• Idenitfy yourself: KWoC contributor

Closes: #480

Describe the add-ons or changes you've made 📃

I have added the comments to the code contributed by me.

Type of change ☑️

What sort of change have you made:

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Code style update (formatting, local variables)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

How Has This Been Tested? ⚙️

Working successfully

Checklist: ☑️

• My code follows the guidelines of this project.
• I have performed a self-review of my own code.
• I have commented my code, particularly wherever it was hard to understand.
• I have made corresponding changes to the documentation.
• My changes generate no new warnings.
• I have added things that prove my fix is effective or that my feature works.
• Any dependent changes have been merged and published in downstream modules.

[github-actions]

Our team will soon review your PR. Thanks @BhardwajArjit :)

[abhisheks008]

Approved and merged.
@BhardwajArjit