Add support for windowsfips 2016 x64

[skyamgarp]

This PR is to add support for windowsfips 2016.
Before:

bundle exec beaker-hostgenerator redhat8-64mcd-windowsfips2016-64f
---
HOSTS:
  redhat8-64-1:
    platform: el-8-x86_64
    hypervisor: vmpooler
    template: redhat-8-x86_64
    roles:
    - agent
    - master
    - dashboard
    - database
  windowsfips2016-64-1:
    hypervisor: vmpooler
    roles:
    - agent
    - frictionless

With this PR:

bundle exec beaker-hostgenerator redhat8-64mcd-windowsfips2016-64f       
---
HOSTS:
  redhat8-64-1:
    platform: el-8-x86_64
    hypervisor: vmpooler
    template: redhat-8-x86_64
    roles:
    - agent
    - master
    - dashboard
    - database
  windowsfips2016-64-1:
    platform: windows-2016-64
    packaging_platform: windowsfips-2016-x64
    ruby_arch: x64
    template: win-2016-fips-x86_64
    hypervisor: vmpooler
    roles:
    - agent
    - frictionless

[kenyon]

Should there also be test files like was done in #364?

[skyamgarp]

Should there also be test files like was done in #364?

I have added them.