Add privacy manifest for UserDefaults

Package.swift

@@ -24,7 +24,8 @@ let package = Package(
     targets: [
         .target(
             name: "SwiftUIBackports",
-            dependencies: ["SwiftBackports"]
+            dependencies: ["SwiftBackports"],
+            resources: [.process("Resources/PrivacyInfo.xcprivacy")]
         )
     ],
     swiftLanguageVersions: [.v5]

Sources/SwiftUIBackports/Resources/PrivacyInfo.xcprivacy

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>NSPrivacyAccessedAPITypes</key>
+	<array>
+		<dict>
+			<key>NSPrivacyAccessedAPIType</key>
+			<string>NSPrivacyAccessedAPICategoryUserDefaults</string>
+			<key>NSPrivacyAccessedAPITypeReasons</key>
+			<array>
+				<string>CA92.1</string>
+			</array>
+		</dict>
+	</array>
+</dict>
+</plist>