Nit from `polkadot-sdk` (#2665)

bridges/primitives/chain-polkadot-bulletin/Cargo.toml

@@ -2,8 +2,8 @@
 name = "bp-polkadot-bulletin"
 description = "Primitives of Polkadot Bulletin chain runtime."
 version = "0.1.0"
-authors = ["Parity Technologies <admin@parity.io>"]
-edition = "2021"
+authors.workspace = true
+edition.workspace = true
 license = "GPL-3.0-or-later WITH Classpath-exception-2.0"
 
 [dependencies]
@@ -35,6 +35,7 @@ std = [
 	"codec/std",
 	"frame-support/std",
 	"frame-system/std",
+	"scale-info/std",
 	"sp-api/std",
 	"sp-runtime/std",
 	"sp-std/std",

bridges/primitives/chain-westend/Cargo.toml

@@ -2,8 +2,8 @@
 name = "bp-westend"
 description = "Primitives of Westend runtime."
 version = "0.1.0"
-authors = ["Parity Technologies <admin@parity.io>"]
-edition = "2021"
+authors.workspace = true
+edition.workspace = true
 license = "GPL-3.0-or-later WITH Classpath-exception-2.0"
 
 [dependencies]