misc: fix Updates_Assets test by adding small 2-second delay

ShopifySharp.Tests/Asset_Tests.cs

@@ -3,7 +3,6 @@
 using System.Linq;
 using System.Net;
 using System.Threading.Tasks;
-using ShopifySharp.Infrastructure;
 using Xunit;
 using Xunit.Abstractions;
 
@@ -40,12 +39,14 @@ public async Task Creates_Assets()
     [Fact]
     public async Task Updates_Assets()
     {
-        string key = "templates/update-test.liquid";
-        string newValue = "<h1>Hello, world! I've been updated!</h1>";
+        var key = "snippets/update-test.liquid";
+        var newValue = "<h1>Hello, world! I've been updated!</h1>";
         var created = await Fixture.Create(key);
         created.Value = newValue;
 
         await Fixture.Service.CreateOrUpdateAsync(Fixture.ThemeId, created);
+        // In 2024-07, there seems to be a small delay between when an asset is updated and when the new value is available
+        await Task.Delay(TimeSpan.FromSeconds(2));
 
         // Value is not returned when creating or updating. Must get the asset to check it.
         var updated = await Fixture.Service.GetAsync(Fixture.ThemeId, key);