cli/cmd/cluster/cluster.go: fix duplicated import
After moving anonymous imports.
@@ -37,7 +37,6 @@ import (
_ "github.com/kinvolk/lokomotive/pkg/platform/packet"
// Register backends by adding an anonymous import.
- _ "github.com/kinvolk/lokomotive/pkg/backend/local"
_ "github.com/kinvolk/lokomotive/pkg/backend/s3"
)
