(MODULES-2962) Remove 2003 from metadata.json
(MODULES-2962) Remove 2003 from metadata.json

 - Modernize metadata.json by removing support for Windows 2003

   Also note that since the new PowerShellManager class requires FFI,
   there is an implied restriction on being able to use the newer
   performance improved code paths, even though metadata.json does
   not reflect this.

Iristyle/puppetlabs-powershell,ferventcoder/puppetlabs-powershell,jpogran/puppetlabs-powershell,puppetlabs/puppetlabs-powershell,jpogran/puppetlabs-powershell