Removed old shader loading stuff

GlitchyEngine/src/Renderer/PixelShader.bf

@@ -5,10 +5,6 @@ namespace GlitchyEngine.Renderer
 {
 	public class PixelShader : Shader
 	{
-		[AllowAppend]
-		public this(StringView code, StringView? fileName, String entryPoint, IContentManager contentManager, ShaderDefine[] macros = null)
-			 : base(code, fileName, entryPoint, contentManager, macros) { }
-
 		public this() : base() { }
 	}
 }