test: remove unused code

pkg/services/alerting/extractor_test.go

@@ -7,7 +7,6 @@ import (
 	"github.com/grafana/grafana/pkg/bus"
 	"github.com/grafana/grafana/pkg/components/simplejson"
 	m "github.com/grafana/grafana/pkg/models"
-	"github.com/grafana/grafana/pkg/setting"
 	. "github.com/smartystreets/goconvey/convey"
 )
 
@@ -19,10 +18,6 @@ func TestAlertRuleExtraction(t *testing.T) {
 			return &FakeCondition{}, nil
 		})
 
-		setting.NewConfigContext(&setting.CommandLineArgs{
-			HomePath: "../../../",
-		})
-
 		// mock data
 		defaultDs := &m.DataSource{Id: 12, OrgId: 1, Name: "I am default", IsDefault: true}
 		graphite2Ds := &m.DataSource{Id: 15, OrgId: 1, Name: "graphite2"}