Fixes problem with ambiguity.
Fixes problem with ambiguity.

gaplo917/RxAlamofire,bontoJR/RxAlamofire,RxSwiftCommunity/RxAlamofire,gaplo917/RxAlamofire,RxSwiftCommunity/RxAlamofire,bontoJR/RxAlamofire,RxSwiftCommunity/RxAlamofire,gaplo917/RxAlamofire,gaplo917/RxAlamofire