Create a Route to check Leap Year

[noob-master147]

Please describe the feature you want this project to offer
Add a route to find whether a year is Leap Year or not.

Describe the solution you'd like
Adding logic to a '/leap' route which returns whether the year is Leap Year or not

[EC7495]

I can take this one

[amey-g]

may i take this up?

[knowyours]

Can I be assigned to this issue?

[Esha-Sherring]

Is it necessary that the issue should be assigned to me to make the PR count for Hacktober?? Or can I start working on it