Removes redundant conformance to `Equatable` from `value` convenience on `NSControl`.
Removes redundant conformance to `Equatable` from `value` convenience on `NSControl`.

kzaher/RxSwift,ReactiveX/RxSwift,ReactiveX/RxSwift,kzaher/RxSwift,kzaher/RxSwift,kzaher/RxSwift,ReactiveX/RxSwift