fix typo in readme

Author: alexshepard

README.md

@@ -85,7 +85,7 @@ init(isEnabled: Bool = false,
 ```
 
 The success parameter returns a `UIImage?` and a `PHAsset?` for more advanced use cases.
-If the user canceled photo capture ten both of these options will be `nil`
+If the user canceled photo capture then both of these options will be `nil`
 
 ```swift
 typealias CameraViewCompletion = (UIImage?, PHAsset?) -> Void