Tiny fix to replace some duplicate code with usage of the `halt` closure in the StepCloneVMX step for the vmware-vmx builder.
Tiny fix to replace some duplicate code with usage of the `halt` closure in the StepCloneVMX step for the vmware-vmx builder.

bryson/packer,dave2/packer,paulmey/packer,pecigonzalo/packer,youhong316/packer,ricardclau/packer,grubernaut/packer,rnaveiras/packer,ricardclau/packer,dave2/packer,grubernaut/packer,paulmey/packer,dave2/packer,hashicorp/packer,mitchellh/packer,mitchellh/packer,bryson/packer,bryson/packer,paulmey/packer,rnaveiras/packer,bryson/packer,tas50/packer,grubernaut/packer,rnaveiras/packer,pecigonzalo/packer,tas50/packer,mitchellh/packer,ricardclau/packer,grubernaut/packer,youhong316/packer,mkuzmin/packer,rnaveiras/packer,youhong316/packer,timsutton/packer,hashicorp/packer,youhong316/packer,hashicorp/packer,timsutton/packer,bryson/packer,tas50/packer,paulmey/packer,mkuzmin/packer,ricardclau/packer,mkuzmin/packer,grubernaut/packer,youhong316/packer,youhong316/packer,pecigonzalo/packer,mkuzmin/packer,hashicorp/packer,mkuzmin/packer,paulmey/packer,timsutton/packer,tas50/packer,grubernaut/packer,paulmey/packer,dave2/packer,pecigonzalo/packer,ricardclau/packer,timsutton/packer,dave2/packer,bryson/packer,mkuzmin/packer,mitchellh/packer,dave2/packer,ricardclau/packer,timsutton/packer,rnaveiras/packer,rnaveiras/packer,tas50/packer,mitchellh/packer,tas50/packer,timsutton/packer