Moves Block to frame_system instead of construct_runtime and removes Header and BlockNumber (#7431)

* Companion for substrate

* Minor update

* Formatting

* Fixes for cumulus

* Fixes tests in polkadot-runtime-parachains

* Minor update

* Removes unused import

* Fixes tests in polkadot-runtime-common

* Minor fix

* Update roadmap/implementers-guide/src/runtime/configuration.md

Co-authored-by: ordian <write@reusable.software>

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

* update lockfile for {"substrate"}

---------

Co-authored-by: ordian <write@reusable.software>
Co-authored-by: command-bot <>

polkadot/runtime/kusama/src/lib.rs

@@ -176,12 +176,12 @@ impl frame_system::Config for Runtime {
 	type RuntimeOrigin = RuntimeOrigin;
 	type RuntimeCall = RuntimeCall;
 	type Index = Nonce;
-	type BlockNumber = BlockNumber;
+
 	type Hash = Hash;
 	type Hashing = BlakeTwo256;
 	type AccountId = AccountId;
 	type Lookup = AccountIdLookup<AccountId, ()>;
-	type Header = generic::Header<BlockNumber, BlakeTwo256>;
+	type Block = Block;
 	type RuntimeEvent = RuntimeEvent;
 	type BlockHashCount = BlockHashCount;
 	type DbWeight = RocksDbWeight;
@@ -1363,10 +1363,7 @@ impl pallet_state_trie_migration::Config for Runtime {
 }
 
 construct_runtime! {
-	pub enum Runtime where
-		Block = Block,
-		NodeBlock = primitives::Block,
-		UncheckedExtrinsic = UncheckedExtrinsic
+	pub enum Runtime
 	{
 		// Basic stuff; balances is uncallable initially.
 		System: frame_system::{Pallet, Call, Storage, Config<T>, Event<T>} = 0,