radv: remove duplicate line of code

The same line of code is a few lines above.

Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>

src/amd/vulkan/radv_pipeline_cache.c

@@ -189,7 +189,6 @@ radv_create_shader_variant_from_pipeline_cache(struct radv_device *device,
 		variant->info = entry->variant_info;
 		variant->rsrc1 = entry->rsrc1;
 		variant->rsrc2 = entry->rsrc2;
-		variant->code_size = entry->code_size;
 		variant->ref_count = 1;
 
 		void *ptr = radv_alloc_shader_memory(device, variant);