Make the GPU render and dispatch pipelines synchronous

node-graph/nodes/gstd/src/render_node.rs

@@ -131,7 +131,6 @@ fn render<'a>(
 			let texture = executor
 				.expect("GPU executor not available")
 				.render_vello_scene(&transformed_scene, footprint.resolution, context, None)
-				.await
 				.expect("Failed to render Vello scene");
 			RenderOutputType::Texture(texture)
 		}