Blocks should be synchronized on read-only fields (#5212)

* Blocks should be synchronized on read-only fields

* more readonlys

* fix alignment

* more

* Update ISelfController.cs

* simplify new

* simplify new

src/Ryujinx.HLE/HOS/Services/SurfaceFlinger/SurfaceFlinger.cs

@@ -37,7 +37,7 @@ namespace Ryujinx.HLE.HOS.Services.SurfaceFlinger
         private int _swapInterval;
         private int _swapIntervalDelay;
 
-        private readonly object Lock = new object();
+        private readonly object Lock = new();
 
         public long RenderLayerId { get; private set; }