IOS on dismiss picker canceled error is not fired

[lucasumberto]

On iOS, when the picker is dismissed by native gesture (pushing it down) the close event is not fired like the close button: (Error: Canceled)

Related to #177

Which platform(s) does your issue occur on?

• iOS
• iOS 14.4
• Device

Please, provide the following version numbers that your issue occurs with:

• CLI: 7.2.0
• Cross-platform modules: "@nativescript/core": "7.2.1"
• Runtime(s): "@nativescript/ios": "7.2.0"
• Plugin(s): "@nativescript/imagepicker": "1.0.2"

Please, tell us how to recreate the issue in as much detail as possible.

Dismiss the image picker using native IOS close modal gesture (pushing it down)