Add Implementation of Day 28 question (Linear Search) in various languages

[MadhavBahl]

Check list:

• Created a folder with the name of language you code inside /day28/ directory (https://github.com/CodeToExpress/dailycodebase/tree/master/day28)
• 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/day28/README.md
• Added yourself as a contributor using all-conributors-cli

[megha070]

@MadhavBahlMD I would like to take this up.

[MadhavBahl]

Sure @megha070 😃