Enhancement: Extend 'spo listitem get' command to retrieve properties using option --properties

Extend [spo listitem get](https://pnp.github.io/cli-microsoft365/cmd/spo/listitem/listitem-get/) to add an additional option `-p, --properties [properties]` , comma-separated list of properties retrieve. Only retrieved when this option is passed.