Add Form to the catalog

Author: colemancda

Demo/App.swiftpm/Sources/Catalog.swift

@@ -39,6 +39,7 @@ struct CatalogEntry: Identifiable {
         CatalogEntry(id: "scroll", title: "ScrollView", screen: AnyCatalogScreen(ScrollViewPlayground())),
         CatalogEntry(id: "list", title: "List", screen: AnyCatalogScreen(ListPlayground())),
         CatalogEntry(id: "grid", title: "Grid", screen: AnyCatalogScreen(GridPlayground())),
+        CatalogEntry(id: "form", title: "Form", screen: AnyCatalogScreen(FormPlayground())),
         CatalogEntry(id: "modifier", title: "Modifiers", screen: AnyCatalogScreen(ModifierPlayground())),
         CatalogEntry(id: "interaction", title: "Interaction", screen: AnyCatalogScreen(InteractionPlayground())),
         CatalogEntry(id: "navigation", title: "Navigation", screen: AnyCatalogScreen(NavigationPlayground())),