fix log for retry

consensus/bor/rest.go

@@ -65,7 +65,7 @@ func FetchFromHeimdallWithRetry(client http.Client, urlString string, paths ...s
 		if err == nil && res != nil {
 			return res, nil
 		}
-		log.Info("Retrying again in 5 seconds", u.String())
+		log.Info("Retrying again in 5 seconds for next Heimdall span", u.Path)
 		time.Sleep(5 * time.Second)
 	}
 }