Minor clean-up

Author: jeffstall

Samples/Islands/DrawingIsland/DrawingCsTestApp/LottieIslandScenario.cs

@@ -1,23 +1,27 @@
-using CommunityToolkit.WinAppSDK.LottieIsland;
+using Microsoft.UI.Composition;
+using CommunityToolkit.WinAppSDK.LottieIsland;
 using CommunityToolkit.WinAppSDK.LottieWinRT;
-using Microsoft.UI.Composition;
 
 class LottieIslandScenario
 {
     public static LottieContentIsland CreateLottieIsland(Compositor compositor)
     {
         var lottieIsland = LottieContentIsland.Create(compositor);
-        var lottieVisualSource = LottieVisualSourceWinRT.CreateFromString("ms-appx:///Assets/LottieLogo1.json");
+        var lottieVisualSource = LottieVisualSourceWinRT.CreateFromString(
+            "ms-appx:///Assets/LottieLogo1.json");
 
         if (lottieVisualSource != null)
         {
             lottieVisualSource.AnimatedVisualInvalidated += (sender, args) =>
             {
                 object? diagnostics = null;
-                IAnimatedVisualFrameworkless? animatedVisual = lottieVisualSource.TryCreateAnimatedVisual(compositor, out diagnostics);
+                IAnimatedVisualFrameworkless? animatedVisual = 
+                    lottieVisualSource.TryCreateAnimatedVisual(compositor, out diagnostics);
+
                 if (animatedVisual != null)
                 {
-                    // This callback comes back on a different thread, so set the AnimatedVisual on the UI thread
+                    // This callback comes back on a different thread, so set the AnimatedVisual on
+                    // the UI thread
                     compositor.DispatcherQueue.TryEnqueue(async () =>
                     {
                         lottieIsland.AnimatedVisual = animatedVisual;

Samples/Islands/DrawingIsland/DrawingCsTestApp/Program.cs

@@ -1,8 +1,7 @@
-// Copyright (c) Microsoft Corporation.
+// Copyright (c) Microsoft Corporation.
 // Licensed under the MIT License.
 
 using System;
-using System.Diagnostics;
 
 using Microsoft.UI;
 using Microsoft.UI.Composition;

Samples/nuget.config

@@ -9,6 +9,8 @@
     </packageRestore>
     <packageSources>
         <clear />
+        <add key="nuget.org" value="https://api.nuget.org/v3/index.json" />
+        
         <!-- a local directory to allow testing nupkg files without pushing to a remote feed -->
         <add key="localpackages" value="localpackages" />
         <add key="CommunityToolkit-PullRequests" value="https://pkgs.dev.azure.com/dotnet/CommunityToolkit/_packaging/CommunityToolkit-PullRequests/nuget/v3/index.json" />