Upgrade Polkadot-v1.6.0

• benchmarking v1 to v2.
• Replace GenesisBuilder.
• Upgrade cucumber cli.
• Upgrade workspace.

distance-oracle/Cargo.toml

@@ -38,8 +38,8 @@ flate2 = { version = "1.0.28", features = [
 ], default-features = false }
 
 [features]
-default = ["standalone"]
-standalone = ["clap", "tokio"]
+default = [ "standalone" ]
+standalone = [ "clap", "tokio" ]
 
 [[bin]]
 name = "distance-oracle"