Improve header comment to be more clear

director/director_api.go

@@ -262,7 +262,7 @@ func CreateDirectorScrapeToken() (string, error) {
 	return string(signed), nil
 }
 
-// Configure serverAds cache to enable cache eviction and other additional logic
+// Configure TTL caches to enable cache eviction and other additional cache events handling logic
 //
 // The `ctx` is the context for listening to server shutdown event in order to cleanup internal cache eviction
 // goroutine and `wg` is the wait group to notify when the clean up goroutine finishes