fix: article list -> consider exchange rate with none default currency

src/QUI/ERP/Accounting/ArticleListUnique.php

@@ -401,6 +401,22 @@ class ArticleListUnique implements IteratorAggregate
             ]);
         }
 
+        // if currency of list is other currency like the default one
+        // currency = BTC, Default = EUR
+        // exchange rate must be displayed
+        if ($ExchangeCurrency && $ExchangeCurrency->getCode() !== QUI\ERP\Defaults::getCurrency()->getCode()) {
+            $showExchangeRate = true;
+            $DefaultCurrency = QUI\ERP\Defaults::getCurrency();
+
+            $exchangeRate = $ExchangeCurrency->getExchangeRate($DefaultCurrency);
+            $exchangeRate = $ExchangeCurrency->format($exchangeRate);
+
+            $exchangeRateText = $this->Locale->get('quiqqer/erp', 'exchangerate.text', [
+                'startCurrency' => $DefaultCurrency->format(1),
+                'rate' => $exchangeRate
+            ]);
+        }
+
         $priceFactors = [];
         $grandTotal = [];