f - add permalink to onion test

Author: ViktorTigerstrom

lightning/src/ln/onion_utils.rs

@@ -843,8 +843,8 @@ mod tests {
 		assert_eq!(onion_keys[4].rho, hex::decode("034e18b8cc718e8af6339106e706c52d8df89e2b1f7e9142d996acf88df8799b").unwrap()[..]);
 		assert_eq!(onion_keys[4].mu, hex::decode("8e45e5c61c2b24cb6382444db6698727afb063adecd72aada233d4bf273d975a").unwrap()[..]);
 
-		// Packet creation test vectors from BOLT 4 (as of writing this at bolt04/onion-test.json
-		// in the spec repo).
+		// Packet creation test vectors from BOLT 4 (as of writing
+		// https://github.com/lightning/bolts/blob/16973e2b857e853308cafd59e42fa830d75b1642/bolt04/onion-test.json).
 		// Note that we represent the test vector payloads 2 and 5 through RawOnionHopData::data
 		// with raw hex instead of our in-memory enums, as the payloads contains custom types, and
 		// we have no way of representing that with our enums.