update gossipsub to the latest upstream revision (#7130)

I feel it's preferable to do this explicitly by updating the revision on `Cargo.toml` rather than implicitly by letting `Cargo.lock` control the revision of the branch.

Cargo.lock

@@ -1915,7 +1915,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "18e4fdb82bd54a12e42fb58a800dcae6b9e13982238ce2296dc3570b92148e1f"
 dependencies = [
  "data-encoding",
- "syn 2.0.100",
+ "syn 1.0.109",
 ]
 
 [[package]]
@@ -4761,7 +4761,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fc2f4eb4bc735547cfed7c0a4922cbd04a4655978c09b54f1f7b228750664c34"
 dependencies = [
  "cfg-if",
- "windows-targets 0.52.6",
+ "windows-targets 0.48.5",
 ]
 
 [[package]]
@@ -4883,8 +4883,8 @@ dependencies = [
 
 [[package]]
 name = "libp2p-gossipsub"
-version = "0.48.1"
-source = "git+https://github.com/sigp/rust-libp2p.git?branch=sigp-gossipsub#3e24b1bbec5fae182595aee0958f823be87afaad"
+version = "0.49.0"
+source = "git+https://github.com/sigp/rust-libp2p.git?rev=7a36e4c#7a36e4cde83041f1bd5f2078c4d3934ccb16777e"
 dependencies = [
  "async-channel 2.3.1",
  "asynchronous-codec",

Cargo.toml

@@ -144,6 +144,7 @@ fnv = "1"
 fs2 = "0.4"
 futures = "0.3"
 graffiti_file = { path = "validator_client/graffiti_file" }
+gossipsub = { package = "libp2p-gossipsub", git = "https://github.com/sigp/rust-libp2p.git", rev = "7a36e4c" }
 hex = "0.4"
 hashlink = "0.9.0"
 hyper = "1"

beacon_node/lighthouse_network/Cargo.toml

@@ -18,7 +18,7 @@ ethereum_ssz = { workspace = true }
 ethereum_ssz_derive = { workspace = true }
 fnv = { workspace = true }
 futures = { workspace = true }
-gossipsub = { package = "libp2p-gossipsub", git = "https://github.com/sigp/rust-libp2p.git", branch = "sigp-gossipsub" }
+gossipsub = { workspace = true }
 hex = { workspace = true }
 itertools = { workspace = true }
 libp2p-mplex = "0.43"

beacon_node/lighthouse_network/src/service/mod.rs

@@ -996,7 +996,7 @@ impl<E: EthSpec> Network<E> {
                         }
                     }
 
-                    if let PublishError::InsufficientPeers = e {
+                    if let PublishError::NoPeersSubscribedToTopic = e {
                         self.gossip_cache.insert(topic, message_data);
                     }
                 }

beacon_node/network/Cargo.toml

@@ -9,7 +9,7 @@ bls = { workspace = true }
 eth2 = { workspace = true }
 eth2_network_config = { workspace = true }
 genesis = { workspace = true }
-gossipsub = { package = "libp2p-gossipsub", git = "https://github.com/sigp/rust-libp2p.git", branch = "sigp-gossipsub" }
+gossipsub = { workspace = true }
 k256 = "0.13.4"
 kzg = { workspace = true }
 matches = "0.1.8"