Update tinting.

Author: ivanvorobei

Example App/NativeUIKit.xcodeproj/project.xcworkspace/xcuserdata/ivanvorobei.xcuserdatad/UserInterfaceState.xcuserstate

@@ -58,7 +58,10 @@ extension NativeHeaderTableController {
             super.commonInit()
             insetsLayoutMarginsFromSafeArea = false
             layoutMargins = .zero
+            
             addSubview(extendAreaView)
+            extendAreaView.backgroundColor = backgroundColor
+            
             addSubview(contentView)
         }