f fix comment

Author: TheBlueMatt

lightning-block-sync/src/http.rs

@@ -24,10 +24,10 @@ use std::net::TcpStream;
 /// Timeout for operations on TCP streams.
 const TCP_STREAM_TIMEOUT: Duration = Duration::from_secs(5);
 
-/// Timeout for reading the first byte of a response. This is separate as it is not uncommon for
-/// Bitcoin Core to be blocked waiting on UTXO cache flushes for upwards of a minute or more. Note
-/// that we always retry once when we time out, so the maximum time we allow Bitcoin Core to block
-/// for is twice this value.
+/// Timeout for reading the first byte of a response. This is separate from the general read
+/// timeout as it is not uncommon for Bitcoin Core to be blocked waiting on UTXO cache flushes for
+/// upwards of a minute or more. Note that we always retry once when we time out, so the maximum
+/// time we allow Bitcoin Core to block for is twice this value.
 const TCP_STREAM_RESPONSE_TIMEOUT: Duration = Duration::from_secs(120);
 
 /// Maximum HTTP message header size in bytes.