Add Coca-Cola Zero Sugar

[KAUTH]

We need somebody to add the product Coca-Cola Zero Sugar (this is the product name) to the project.

This product can be categorized into the Product Type of Food, Drinks & Beverages. Here is a helpful link: http://www.coca-cola.co.uk/drinks/coca-cola-zero/coke-zero

Read the README.md and CONTRIBUTING.md before making a PR and contributing.

Thanks for taking the time to contribute to our project, we appreciate your help! 🌟

[pranaygupta36]

I would like to work on this issue.

[KAUTH]

Ok @pranaygupta36, thanks for contributing!! I am assigning you this issue. Ask freely if any problem comes up.