[FEATURE] Support for SelectedOperations Permissions for App-Only Access

[danmyhre]

Add cmdlets to support the new item level application permissions for graph-based app reg access.

Lists.SelectedOperations.Selected
ListItems.SelectedOperations.Selected
Files.SelectedOperations.Selected

This would be similar to the existing Verb-PnPAzureADAppSitePermission cmdlets.

Describe the solution you'd like
Be able to grant application access to lists, list items, and files. Currently, only site level access is supported.

Describe alternatives you've considered
No alternatives available in PnP.

Additional context
Reference: https://learn.microsoft.com/en-us/graph/permissions-selected-overview