misc: Move the rest of Ryujinx.UI.Common into other parts of the project.

src/Ryujinx/Utilities/Configuration/ConfigurationJsonSerializerContext.cs

@@ -0,0 +1,8 @@
+using System.Text.Json.Serialization;
+
+namespace Ryujinx.Ava.Utilities.Configuration
+{
+    [JsonSourceGenerationOptions(WriteIndented = true)]
+    [JsonSerializable(typeof(ConfigurationFileFormat))]
+    internal partial class ConfigurationJsonSerializerContext : JsonSerializerContext;
+}