cancel stream on deinit

Author: mikhailChelbaev

Sources/ComponentsKit/Components/Avatar/UKAvatar.swift

@@ -21,7 +21,7 @@ open class UKAvatar: UIImageView, UKComponent {
     return self.model.preferredSize
   }
 
-  // MARK: - Initializers
+  // MARK: - Initialization
 
   /// Initializer.
   /// - Parameters:
@@ -40,6 +40,13 @@ open class UKAvatar: UIImageView, UKComponent {
     fatalError("init(coder:) has not been implemented")
   }
 
+  // MARK: - Deinitialization
+
+  deinit {
+    self.cancellable?.cancel()
+    self.cancellable = nil
+  }
+
   // MARK: - Setup
 
   private func setup() {