Replace BGRA and scale uniforms with a uniform block (#2496)

* Replace BGRA and scale uniforms with a uniform block

* Setting the data again on program change is no longer needed

* Optimize and resolve some warnings

* Avoid redundant support buffer updates

* Some optimizations to BindBuffers (now inlined)

* Unify render scale arrays

Ryujinx.Graphics.Gpu/Shader/ShaderCache.cs

@@ -38,7 +38,7 @@ namespace Ryujinx.Graphics.Gpu.Shader
         /// <summary>
         /// Version of the codegen (to be changed when codegen or guest format change).
         /// </summary>
-        private const ulong ShaderCodeGenVersion = 2530;
+        private const ulong ShaderCodeGenVersion = 2494;
 
         // Progress reporting helpers
         private volatile int _shaderCount;