fix(Configuration): Fix likely corruption of configuration.

Author: Belphemur

SoundSwitch/Framework/Configuration/ConfigurationManager.cs

@@ -97,8 +97,8 @@ static ConfigurationManager()
         {
             configuration.FileLocation = null;
             var serializer = new JsonSerializer {NullValueHandling = NullValueHandling.Ignore};
-            using var fileOpen = File.OpenWrite(GetFilePath<T>());
-            using var writer = new JsonTextWriter(new StreamWriter(fileOpen));
+            using var streamWriter = new StreamWriter(GetFilePath<T>());
+            using var writer = new JsonTextWriter(streamWriter);
             serializer.Serialize(writer, configuration);
         }
     }