Tuning lychee config

Author: robsunday

.lychee.toml

@@ -3,6 +3,10 @@ retry_wait_time = 10
 max_retries = 2
 max_concurrency = 2
 
+[hosts."github.com"]
+concurrency = 1
+request_interval = "1s"
+
 # Check link anchors
 include_fragments = true