Remove leftover resolutionScale depal config parameter

GPU/Common/DepalettizeCommon.cpp

@@ -173,7 +173,6 @@ DepalShader *DepalShaderCache::GetDepalettizeShader(uint32_t clutMode, GETexture
 	config.mask = gstate.getClutIndexMask();
 	config.bufferFormat = bufferFormat;
 	config.textureFormat = textureFormat;
-	config.resolutionScale = 3;
 
 	GenerateDepalFs(buffer, config, draw_->GetShaderLanguageDesc());
 	

GPU/Common/DepalettizeShaderCommon.h

@@ -31,7 +31,6 @@ struct DepalConfig {
 	GEPaletteFormat clutFormat;
 	GETextureFormat textureFormat;
 	GEBufferFormat bufferFormat;
-	int resolutionScale;
 };
 
 void GenerateDepalFs(char *buffer, const DepalConfig &config, const ShaderLanguageDesc &lang);