Add Implementation of Day 4 question (Num Vowels + Max Chars) in various languages

[MadhavBahl]

Check list:

• [ ] Created a folder with the name of language you code inside /day4/ directory (https://github.com/CodeToExpress/dailycodebase/tree/master/day4)
• [ ] Added your Codes
• [ ] Tested your codes
• [ ] Added credits (author and date) at the top of the code
• [ ] Updated README.md - https://github.com/CodeToExpress/dailycodebase/blob/master/day4/README.md
• [ ] Added yourself as a contributor using all-conributors-cli

[d-l-mcbride]

Hi @MadhavBahl can I be assigned this as well, since I already implement this solution in Kotlin. This seems to be part of my day 2 pull request. I didn't make branches so I think pull request for day 2-4 are all in the same request. Sorry for the confusion.

[Grace0Hud]

Hello! I'm new to GitHub collaboration and I believe I submitted a pull request for this issue :)