GenesisBuild<T,I> deprecated. BuildGenesisConfig added (#2757)

* GenesisBuild<T,I> deprecated. BuildGenesisConfig added

* ".git/.scripts/commands/fmt/fmt.sh"

* integration-tests/emulated: ..Default::default added to genesis configs

* Cargo.lock updated

* Cargo.lock updated

* update lockfile for {"polkadot", "substrate"}

* clippy fixes

* clippy fixes

* clippy fixes again

---------

Co-authored-by: command-bot <>

cumulus/pallets/parachain-system/src/lib.rs

@@ -714,11 +714,14 @@ pub mod pallet {
 	}
 
 	#[pallet::genesis_config]
-	#[derive(Default)]
-	pub struct GenesisConfig;
+	#[derive(frame_support::DefaultNoBound)]
+	pub struct GenesisConfig<T: Config> {
+		#[serde(skip)]
+		pub _config: sp_std::marker::PhantomData<T>,
+	}
 
 	#[pallet::genesis_build]
-	impl<T: Config> GenesisBuild<T> for GenesisConfig {
+	impl<T: Config> BuildGenesisConfig for GenesisConfig<T> {
 		fn build(&self) {
 			// TODO: Remove after https://github.com/paritytech/cumulus/issues/479
 			sp_io::storage::set(b":c", &[]);