Fix iOS 17 widget view (#1998)

Task/Issue URL: https://app.asana.com/0/414235014887631/1205185500420499/f
Tech Design URL:
CC: @brindy

Description:

This PR fixes the iOS 17 widget view.

We're one beta away from GM, so I view it as unlikely that anything will improve here - to make sure we're safe, I've swapped over to a Circle view from Rectangle.

Widgets/LockScreenWidgets.swift

@@ -113,7 +113,7 @@ struct LockScreenWidgetView: View {
                 .resizable()
         }
         .frame(maxWidth: .infinity, maxHeight: .infinity)
-        .background(Rectangle().foregroundColor(.white.opacity(0.3)))
+        .background(Circle().foregroundColor(.white.opacity(0.3)))
     }
 
 }