Remove "Learn More" button.
Remove "Learn More" button.

This seems redundant to the project title link.

thanegill/rxswiftcommunity.github.io,RxSwiftCommunity/rxswiftcommunity.github.io,thanegill/rxswiftcommunity.github.io,RxSwiftCommunity/rxswiftcommunity.github.io,RxSwiftCommunity/rxswiftcommunity.github.io