rococo-runtime: Switch to latest construct_runtime! syntax (#4389)

* rococo-runtime: Switch to latest `construct_runtime!` syntax

Besides that it fixes pallet macro errors in other crates that popped up
because of this switch.

* FMT

polkadot/runtime/parachains/src/paras.rs

@@ -34,7 +34,7 @@ use primitives::v1::{
 use scale_info::TypeInfo;
 use sp_core::RuntimeDebug;
 use sp_runtime::{traits::One, DispatchResult, SaturatedConversion};
-use sp_std::{prelude::*, result};
+use sp_std::prelude::*;
 
 #[cfg(feature = "std")]
 use serde::{Deserialize, Serialize};
@@ -307,11 +307,6 @@ pub mod pallet {
 
 	#[pallet::config]
 	pub trait Config: frame_system::Config + configuration::Config + shared::Config {
-		/// The outer origin type.
-		type Origin: From<Origin>
-			+ From<<Self as frame_system::Config>::Origin>
-			+ Into<result::Result<Origin, <Self as Config>::Origin>>;
-
 		type Event: From<Event> + IsType<<Self as frame_system::Config>::Event>;
 
 		/// Weight information for extrinsics in this pallet.
@@ -518,9 +513,6 @@ pub mod pallet {
 		}
 	}
 
-	#[pallet::origin]
-	pub type Origin = ParachainOrigin;
-
 	#[pallet::call]
 	impl<T: Config> Pallet<T> {
 		/// Set the storage for the parachain validation code immediately.