Replace Index for Nonce (#2740)

* replace Index for Nonce

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

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Co-authored-by: parity-processbot <>

cumulus/parachains/common/src/impls.rs

@@ -158,7 +158,7 @@ mod tests {
 	impl frame_system::Config for Test {
 		type BaseCallFilter = frame_support::traits::Everything;
 		type RuntimeOrigin = RuntimeOrigin;
-		type Index = u64;
+		type Nonce = u64;
 		type RuntimeCall = RuntimeCall;
 		type Hash = H256;
 		type Hashing = BlakeTwo256;

cumulus/parachains/common/src/lib.rs

@@ -43,7 +43,7 @@ mod types {
 	pub type Balance = u128;
 
 	/// Index of a transaction in the chain.
-	pub type Index = u32;
+	pub type Nonce = u32;
 
 	/// A hash of some data used by the chain.
 	pub type Hash = sp_core::H256;