spacing on custom icon widget

create color extension for random
widget 512x512 ... 1024x1024 didn't work
clean up Icon Widget View

Shared/Random.swift

@@ -145,3 +145,13 @@ extension Date {
         return dates
     }
 }
+
+extension Color {
+    static func random() -> Self {
+        Self(
+            red: .random(in: 0...1),
+            green: .random(in: 0...1),
+            blue: .random(in: 0...1)
+        )
+    }
+}