Add alias on Add-AzResourceMoverMoveResource

[dingmeng-xue]

Description

Add below alias of Add-AzResourceMoverMoveResource. Explanation from service team is:

The primary name is Add-AzResourceMoverMoveResource. Use this cmdlet to add resources to move collection.
Update-AzResourceMoverMoveResource is for updating the target properties of the added resource. Underneath they use the same API.

Checklist

• I have read the Submitting Changes section of CONTRIBUTING.md
• The title of the PR is clear and informative
• The appropriate ChangeLog.md file(s) has been updated:
  • For any service, the ChangeLog.md file can be found at src/{{SERVICE}}/{{SERVICE}}/ChangeLog.md
  • A snippet outlining the change(s) made in the PR should be written under the ## Upcoming Release header -- no new version header should be added
• The PR does not introduce breaking changes
• If applicable, the changes made in the PR have proper test coverage
• For public API changes to cmdlets:
  • a cmdlet design review was approved for the changes in this repository (Microsoft internal only)
    • {Please put the link here}
  • the markdown help files have been regenerated using the commands listed here