Revert "Don't include :code by default in storage proofs (#5060)" (#5136)

This reverts commit 6ee39261c8.

substrate/utils/frame/benchmarking-cli/src/lib.rs

@@ -121,7 +121,6 @@ impl BenchmarkCmd {
 				self.repeat,
 			).encode(),
 			Default::default(),
-			&sp_state_machine::backend::get_runtime_code(&state)?,
 		)
 		.execute(strategy.into())
 		.map_err(|e| format!("Error executing runtime benchmark: {:?}", e))?;