Add NthGeekOnacciNumber

[skmodi649]

Is your feature request related to a problem? Please describe.
Add an easy and efficient method of finding Nth Geek Onacci Number

Describe the solution you'd like
Code will use the concept of Recursion to find the desirable result. Description , algorithm , test cases with explanation and time complexity will be provided as comments in the file.

Additional context
Screenshots of Test Cases for reference :

Can you assign me this issue @siriak

[siriak]

Hi, we don't need this algorithm since it's almost the same as for Fibonacci numbers and not very popular, thanks!