Set MaxRamSize to 64GB
Set MaxRamSize to 64GB

Fixes #7784
rnaveiras/packer,bryson/packer,timsutton/packer,ricardclau/packer,ricardclau/packer,dave2/packer,tas50/packer,paulmey/packer,mitchellh/packer,mitchellh/packer,ricardclau/packer,mitchellh/packer,paulmey/packer,bryson/packer,rnaveiras/packer,grubernaut/packer,timsutton/packer,pecigonzalo/packer,rnaveiras/packer,tas50/packer,rnaveiras/packer,dave2/packer,grubernaut/packer,grubernaut/packer,tas50/packer,ricardclau/packer,ricardclau/packer,rnaveiras/packer,grubernaut/packer,timsutton/packer,mitchellh/packer,bryson/packer,timsutton/packer,bryson/packer,timsutton/packer,bryson/packer,pecigonzalo/packer,pecigonzalo/packer,timsutton/packer,pecigonzalo/packer,paulmey/packer,grubernaut/packer,mitchellh/packer,dave2/packer,tas50/packer,dave2/packer,paulmey/packer,tas50/packer,ricardclau/packer,dave2/packer,bryson/packer,hashicorp/packer,paulmey/packer,hashicorp/packer,dave2/packer,hashicorp/packer,tas50/packer,rnaveiras/packer,hashicorp/packer,grubernaut/packer,paulmey/packer