Bump codec version 3.0.0 -> 3.1.5 + unify parity-scale-codec vs codec (#1552)

bridges/primitives/chain-westend/Cargo.toml

@@ -7,7 +7,7 @@ edition = "2021"
 license = "GPL-3.0-or-later WITH Classpath-exception-2.0"
 
 [dependencies]
-parity-scale-codec = { version = "3.0.0", default-features = false, features = ["derive"] }
+codec = { package = "parity-scale-codec", version = "3.1.5", default-features = false, features = ["derive"] }
 scale-info = { version = "2.1.1", default-features = false, features = ["derive"] }
 smallvec = "1.7"
 
@@ -32,7 +32,7 @@ std = [
 	"bp-polkadot-core/std",
 	"bp-runtime/std",
 	"frame-support/std",
-	"parity-scale-codec/std",
+	"codec/std",
 	"scale-info/std",
 	"sp-api/std",
 	"sp-runtime/std",

bridges/primitives/chain-westend/src/lib.rs

@@ -63,9 +63,7 @@ pub const VERSION: RuntimeVersion = RuntimeVersion {
 /// Westend Runtime `Call` enum.
 ///
 /// We are not currently submitting any Westend transactions => it is empty.
-#[derive(
-	parity_scale_codec::Encode, parity_scale_codec::Decode, Debug, PartialEq, Eq, Clone, TypeInfo,
-)]
+#[derive(codec::Encode, codec::Decode, Debug, PartialEq, Eq, Clone, TypeInfo)]
 pub enum Call {}
 
 impl sp_runtime::traits::Dispatchable for Call {