Fix IL errors

Author: Jack251970

Plugins/Flow.Launcher.Plugin.WindowsSettings/Helper/JsonSettingsListHelper.cs

@@ -39,13 +39,10 @@ internal static IEnumerable<WindowsSetting> ReadAllPossibleSettings()
                     throw new Exception("stream is null");
                 }
 
-                var options = new JsonSerializerOptions();
-                options.Converters.Add(new JsonStringEnumConverter());
-
                 using var reader = new StreamReader(stream);
                 var text = reader.ReadToEnd();
 
-                settingsList = JsonSerializer.Deserialize<IEnumerable<WindowsSetting>>(text, options);
+                settingsList = JsonSerializer.Deserialize(text, MyJsonContext.Default.IEnumerableWindowsSetting);
             }
             catch (Exception exception)
             {
@@ -55,4 +52,13 @@ internal static IEnumerable<WindowsSetting> ReadAllPossibleSettings()
             return settingsList ?? Enumerable.Empty<WindowsSetting>();
         }
     }
+
+    [JsonSourceGenerationOptions(
+        Converters = new[] { typeof(JsonStringEnumConverter) },
+        PropertyNamingPolicy = JsonKnownNamingPolicy.CamelCase
+    )]
+    [JsonSerializable(typeof(IEnumerable<WindowsSetting>))]
+    internal partial class MyJsonContext : JsonSerializerContext
+    {
+    }
 }