chore: small cleanups

- venv in gitignore since we use venv for releases
- TestMain is unneeeded
- alias is unused

Author: mweibel

.gitignore

@@ -3,3 +3,4 @@ cover.out
 k8test
 bin/
 image.tar
+venv/

pkg/internal/integration/main_test.go

@@ -12,7 +12,7 @@ import (
 	"testing"
 	"time"
 
-	cloudscale "github.com/cloudscale-ch/cloudscale-go-sdk/v6"
+	"github.com/cloudscale-ch/cloudscale-go-sdk/v6"
 	"github.com/stretchr/testify/suite"
 	"golang.org/x/oauth2"
 	v1 "k8s.io/api/core/v1"
@@ -23,11 +23,6 @@ import (
 	"k8s.io/client-go/tools/clientcmd"
 )
 
-func TestMain(m *testing.M) {
-	exitStatus := m.Run()
-	os.Exit(exitStatus)
-}
-
 func TestIntegration(t *testing.T) {
 	suite.Run(t, new(IntegrationTestSuite))
 }