Revised import path of logrus for pull-request CI

alt_exit_test.go

diff --git a/alt_exit_test.go b/alt_exit_test.go
index 28aa01c..022b778 100644
--- a/alt_exit_test.go
+++ b/alt_exit_test.go
@@ -44,7 +44,7 @@
 package main
 
 import (
-	"github.com/powerchordinc/logrus"
+	"github.com/Sirupsen/logrus"
 	"flag"
 	"fmt"
 	"io/ioutil"