metrics: Remove hard-coded gossipsub protocols from identify allowlist

Author: torrpriius

misc/metrics/src/identify.rs

@@ -37,14 +37,8 @@ use crate::protocol_stack;
 const ALLOWED_PROTOCOLS: &[StreamProtocol] = &[
     #[cfg(feature = "dcutr")]
     libp2p_dcutr::PROTOCOL_NAME,
-    #[cfg(feature = "gossipsub")]
-    libp2p_swarm::StreamProtocol::new("/meshsub/1.2.0"),
-    #[cfg(feature = "gossipsub")]
-    libp2p_swarm::StreamProtocol::new("/meshsub/1.1.0"),
-    #[cfg(feature = "gossipsub")]
-    libp2p_swarm::StreamProtocol::new("/meshsub/1.0.0"),
-    #[cfg(feature = "gossipsub")]
-    libp2p_swarm::StreamProtocol::new("/floodsub/1.0.0"),
+    // NOTE: Not including gossipsub here as users may configure custom protocol IDs
+    // via ConfigBuilder::protocol_id. Hard-coding defaults would misclassify such setups.
     libp2p_identify::PROTOCOL_NAME,
     libp2p_identify::PUSH_PROTOCOL_NAME,
     #[cfg(feature = "kad")]