Restore inline qty prefix and update popup test

src/components/PickItemRow.test.tsx

@@ -56,7 +56,7 @@ describe('PickItemRow', () => {
     );
 
     const productName = screen.getByText(baseProduct.name);
-    const quantityLabel = screen.getByText('1 unit');
+    const quantityLabel = screen.getByText('Qty: 1 unit');
     const titleRow = screen.getByTestId('pick-item-title-row');
 
     const rowStyle = getComputedStyle(titleRow);

src/components/PickItemRow.tsx

@@ -134,7 +134,7 @@ export const PickItemRow = ({
               noWrap
               sx={{ fontWeight: 600, whiteSpace: 'nowrap' }}
             >
-              {item.quantity} {packagingLabel}
+              Qty: {item.quantity} {packagingLabel}
             </Typography>
           </Stack>
           {isNarrowScreen && (