remove extra ginkgo dep from .lock
remove extra ginkgo dep from .lock

cloudfoundry-incubator/garden-linux,tsaleh/garden,savaki/garden,tsaleh/garden,shashidharatd/garden-linux,cloudfoundry-incubator/garden,cloudfoundry-incubator/garden-linux,savaki/garden,tangfeixiong/garden,tangfeixiong/garden,shashidharatd/garden-linux,shashidharatd/garden-linux,cloudfoundry-incubator/garden-linux,cloudfoundry-incubator/garden,shashidharatd/garden-linux