docs(probe): trim the startup probe test comments

Keep only the claim the fixture does not make, and leave the Given and When markers bare.

Author: haiyuechen-nearone

crates/e2e-tests/tests/foreign_chain_probe.rs

@@ -30,10 +30,7 @@ fn base_config(rpc_url: &str, expected_network: u64, provider: &str) -> ForeignC
     }
 }
 
-/// The startup probe asks each configured provider for its chain id and publishes the per-chain
-/// counts. Node 0 is pointed at a mock serving [`MOCK_EVM_CHAIN_ID`] and told to expect it, so its
-/// provider is healthy; node 1 is told to expect a different network, so its provider is not.
-/// Both configure one provider, so `configured` is 1 either way and only `healthy` separates them.
+/// Both nodes configure one provider, so only `healthy` separates them.
 #[tokio::test]
 #[expect(non_snake_case)]
 async fn foreign_chain_probe__should_publish_provider_health_on_startup() {
@@ -42,7 +39,7 @@ async fn foreign_chain_probe__should_publish_provider_health_on_startup() {
     setup_evm_mock(&server, MockAuthExpectation::None);
     let url = server.url("/");
 
-    // when cluster probing is ran as part of start up
+    // when
     let (cluster, _running) = common::must_setup_cluster(
         common::FOREIGN_CHAIN_PROBE_PORT_SEED,
         |c: &mut e2e_tests::MpcClusterConfig| {

crates/node-config/src/foreign_chains.rs

@@ -708,9 +708,10 @@ ckd:
         assert!(error.contains("support only header auth"), "{error}");
     }
 
+    /// Every chain is set, so a chain added later has to be listed here too.
     #[test]
     fn foreign_chains_config__should_key_every_chain_by_its_label() {
-        // Given — every chain set, so a chain added later has to be listed here too.
+        // Given
         let section = || ForeignChainConfig {
             timeout_sec: NonZeroU64::new(30).unwrap(),
             max_retries: NonZeroU64::new(1).unwrap(),