fix link to original repo (instead of fork)

README.md

@@ -359,7 +359,7 @@ Join us on IRC at **#awesome-go** on freenode [web access](http://webchat.freeno
 * [go-logger](https://github.com/apsdehal/go-logger) - Simple logger of Go Programs, with level handlers.
 * [log-voyage](https://github.com/firstrow/logvoyage) - Full-featured logging saas writen in golang.
 * [logex](https://github.com/go-logex/logex) - An golang log lib, supports tracking and level, wrap by standard log lib
-* [logrus](https://github.com/sebest/logrus) - a structured logger for Go.
+* [logrus](https://github.com/Sirupsen/logrus) - a structured logger for Go.
 * [logrusly](https://github.com/sebest/logrusly) - [logrus](https://github.com/sirupsen/logrus) plug-in to send errors to a [Loggly](https://www.loggly.com/).
 * [logxi](https://github.com/mgutz/logxi) - A 12-factor app logger that is fast and makes you happy.
 * [lumberjack](https://github.com/natefinch/lumberjack) - Simple rolling logger, implements io.WriteCloser.