Fixed #15706 - Removed purchase order number from asset import

Signed-off-by: snipe <[email protected]>

Author: snipe

app/Livewire/Importer.php

@@ -196,7 +196,6 @@ public function mount()
             'supplier' => trans('general.supplier'),
             'purchase_cost' => trans('general.purchase_cost'),
             'purchase_date' => trans('general.purchase_date'),
-            'purchase_order' => trans('admin/licenses/form.purchase_order'),
             'asset_notes' => trans('general.item_notes', ['item' => trans('admin/hardware/general.asset')]),
             'model_notes' => trans('general.item_notes', ['item' => trans('admin/hardware/form.model')]),
             'manufacturer' => trans('general.manufacturer'),