Address migration comments (#2910)

* Use workspace.[authors|edition]

* Add repository.workspace = true

* Upgrade dependencies to the polkadot-sdk versions

* Upgrade async-std version

* Update jsonrpsee version

* cargo update

* use ci-unified image

bridges/relays/equivocation/Cargo.toml

@@ -1,9 +1,10 @@
 [package]
 name = "equivocation-detector"
 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"
+repository.workspace = true
 description = "Equivocation detector"
 publish = false
 
@@ -11,7 +12,7 @@ publish = false
 workspace = true
 
 [dependencies]
-async-std = { version = "1.6.5", features = ["attributes"] }
+async-std = { version = "1.9.0", features = ["attributes"] }
 async-trait = "0.1.79"
 bp-header-chain = { path = "../../primitives/header-chain" }
 finality-relay = { path = "../finality" }