Bump tokio to 1.17.0 (#4965)

* Bump `tokio` to 1.17.0

* Bump the `tokio` version in the test service too

* Revert changes to `bridges/relays/client-substrate/Cargo.toml`

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

polkadot/node/metrics/Cargo.toml

@@ -28,7 +28,7 @@ assert_cmd = "2.0.4"
 nix = "0.23.1"
 tempfile = "3.2.0"
 hyper = { version = "0.14.17", default-features = false, features = ["http1", "tcp"] }
-tokio = "1.16"
+tokio = "1.17.0"
 polkadot-test-service = { path = "../test/service", features=["runtime-metrics"]}
 substrate-test-utils = { git = "https://github.com/paritytech/substrate", branch = "master" }
 sc-service = { git = "https://github.com/paritytech/substrate", branch = "master" }

polkadot/node/test/service/Cargo.toml

@@ -11,7 +11,7 @@ hex = "0.4.3"
 tracing = "0.1.31"
 rand = "0.8.5"
 tempfile = "3.2.0"
-tokio = "1.16.1"
+tokio = "1.17.0"
 
 # Polkadot dependencies
 polkadot-overseer = { path = "../../overseer" }
@@ -61,7 +61,7 @@ substrate-test-client = { git = "https://github.com/paritytech/substrate", branc
 pallet-balances = { git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
 serde_json = "1.0.79"
 substrate-test-utils = { git = "https://github.com/paritytech/substrate", branch = "master" }
-tokio = { version = "1.16", features = ["macros"] }
+tokio = { version = "1.17.0", features = ["macros"] }
 
 [features]
 runtime-metrics=["polkadot-test-runtime/runtime-metrics"]

polkadot/node/zombienet-backchannel/Cargo.toml

@@ -9,7 +9,7 @@ readme = "README.md"
 publish = false
 
 [dependencies]
-tokio = { version = "1.16.1", default-features = false, features = ["macros", "net", "rt-multi-thread", "sync"] }
+tokio = { version = "1.17.0", default-features = false, features = ["macros", "net", "rt-multi-thread", "sync"] }
 url = "2.0.0"
 tokio-tungstenite = "0.16"
 futures-util = "0.3.21"