passing IFarticusRepository implementation instance as a parameter to
Invoke method.

Instead of doing infamous service locator, we are now injecting
IFarticusRepository implementation instance as a paremert to Invoke method
thanks to this PR:
https://github.com/aspnet/HttpAbstractions/commit/b7d9e11a8442994cf5c4b8292d72b1efbd7e5a42