.gitignore: add vendor directory
.gitignore: add vendor directory

mitchellh/packer,rnaveiras/packer,rnaveiras/packer,pecigonzalo/packer,ricardclau/packer,rnaveiras/packer,paulmey/packer,pecigonzalo/packer,grubernaut/packer,ricardclau/packer,rnaveiras/packer,paulmey/packer,mitchellh/packer,ricardclau/packer,ricardclau/packer,paulmey/packer,paulmey/packer,hashicorp/packer,grubernaut/packer,jetbrains-infra/packer-builder-vsphere,grubernaut/packer,pecigonzalo/packer,grubernaut/packer,hashicorp/packer,hashicorp/packer,mitchellh/packer,hashicorp/packer,ricardclau/packer,rnaveiras/packer,rnaveiras/packer,pecigonzalo/packer,mitchellh/packer,grubernaut/packer,ricardclau/packer,jetbrains-infra/packer-builder-vsphere,mitchellh/packer,paulmey/packer,grubernaut/packer,jetbrains-infra/packer-builder-vsphere,paulmey/packer