Add module prefix for Publish-PSResource cmdlet

[adityapatwardhan]

PR Summary

Add a parameter for Publish-PSResource for Container registry repositories to add a module prefix.
This is only used for publishing and is not part of metadata.
MAR will drop the prefix when syndicating from ACR to MAR,

PR Context

MAR requires prefix to be added for syndicating from ACR to MAR. The prefixes are used by MAR for managing lifecycle of the package.

PR Checklist

• PR has a meaningful title
  • Use the present tense and imperative mood when describing your changes
• Summarized changes
• Make sure all .h, .cpp, .cs, .ps1 and .psm1 files have the correct copyright header
• This PR is ready to merge and is not Work in Progress.
  • If the PR is work in progress, please add the prefix WIP: or [ WIP ] to the beginning of the title (the WIP bot will keep its status check at Pending while the prefix is present) and remove the prefix when the PR is ready.
• Breaking changes
  • None
  • OR
  • Documentation needed
    • Issue filed:
• User-facing changes
  • Not Applicable
  • OR
  • Documentation needed
    • Issue filed:
• Testing - New and feature
  • N/A or can only be tested interactively
  • OR
  • Make sure you've added a new test if existing tests do not effectively test the code changed
• Tooling
  • I have considered the user experience from a tooling perspective and don't believe tooling will be impacted.
  • OR
  • I have considered the user experience from a tooling perspective and enumerated concerns in the summary.

[ThomasNieto]

What is the use case for the module prefix? Is it some container registry thing? I didn't see the context in the PR.

[adityapatwardhan]

@ThomasNieto - added context