Make "Custom widgets" and "Run Scripts (widget scpecific)" App Intents not discoverable in shortcuts App (#3669)

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Author: bgoncal

Sources/Extensions/AppIntents/Widget/Script/WidgetScriptsAppIntent.swift

@@ -7,6 +7,8 @@ import Shared
 struct WidgetScriptsAppIntent: AppIntent, WidgetConfigurationIntent {
     static let title: LocalizedStringResource = .init("widgets.scripts.description", defaultValue: "Run Scripts")
 
+    static var isDiscoverable: Bool = false
+
     // ATTENTION: Unfortunately these sizes below can't be retrieved dynamically from widget family sizes.
     // Check ``WidgetFamilySizes.swift`` as source of truth
     @Parameter(

Sources/Extensions/Widgets/Custom/WidgetCustomTimelineProvider.swift

@@ -214,6 +214,8 @@ enum WidgetCustomConstants {
 struct WidgetCustomAppIntent: AppIntent, WidgetConfigurationIntent {
     static let title: LocalizedStringResource = .init("widgets.custom.title", defaultValue: "Custom widgets")
 
+    static var isDiscoverable: Bool = false
+
     @Parameter(
         title: "Widget"
     )