backport/2412: Update litep2p to v0.8.3 (#6742) (#6756)

Backport for: #6742

cc @paritytech/sdk-node

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

Cargo.toml

@@ -848,7 +848,7 @@ linked-hash-map = { version = "0.5.4" }
 linked_hash_set = { version = "0.1.4" }
 linregress = { version = "0.5.1" }
 lite-json = { version = "0.2.0", default-features = false }
-litep2p = { version = "0.8.2", features = ["websocket"] }
+litep2p = { version = "0.8.3", features = ["websocket"] }
 log = { version = "0.4.22", default-features = false }
 macro_magic = { version = "0.5.1" }
 maplit = { version = "1.0.2" }

prdoc/pr_6742.prdoc

@@ -0,0 +1,11 @@
+title: Update litep2p backend to v0.8.3
+doc:
+- audience: Node Dev
+  description: |-
+    This release includes two fixes for small memory leaks on edge-cases in the notification and request-response protocols.
+    While at it, have downgraded a log message from litep2p.
+
+crates:
+- name: sc-network
+  bump: patch
+

substrate/client/network/src/litep2p/mod.rs

@@ -753,7 +753,7 @@ impl<B: BlockT + 'static, H: ExHashT> NetworkBackend<B, H> for Litep2pNetworkBac
 							}
 
 							if self.litep2p.add_known_address(peer.into(), iter::once(address.clone())) == 0usize {
-								log::warn!(
+								log::debug!(
 									target: LOG_TARGET,
 									"couldn't add known address ({address}) for {peer:?}, unsupported transport"
 								);