Deletes a folder form a site

• command: spo folder remove -u|--webUrl <webUrl> -s|--sourceUrl <sourceUrl> --recycle --confirm
• webUrl: The URL of the site where the folder will be deleted
• sourceUrl : Site-relative URL of the target folder _catalogs/masterpage/folder1
• recycle: Recycle the folder instead of actually deleting it
• confirm: Don't prompt for confirming before deleting the folder

For more information see the Remove-PnPFolder cmdlet