Replaced the "default_currency_text" pseudo property with the "default_currency" pseudo property in the Options class.

src/accounting/templates/accounting/option/detail.html

@@ -42,7 +42,7 @@ First written: 2023/3/22
 <tbody>
 <tr>
   <th scope="row">{{ A_("Default Currency") }}</th>
-  <td>{{ obj.default_currency_text }}</td>
+  <td>{{ obj.default_currency }}</td>
 </tr>
 <tr>
   <th scope="row">{{ A_("Default Account for the Income and Expenses Log") }}</th>