Do not display the property value twice with an additional link for ToOneLookups in main entity grids if it the property is already the main entity link

Author: phillipuniverse

admin/broadleaf-open-admin-platform/src/main/resources/open_admin_style/templates/components/listGrid.html

@@ -116,7 +116,7 @@
                             th:href="@{${record.path}}"
                             th:text="${#strings.isEmpty(field.displayValue) ? '(No value set)' : field.displayValue}" />
 
-                        <span th:if="${headerField.canLinkToExternalEntity and !#strings.isEmpty(field.value)}" th:remove="tag">
+                        <span th:if="${!headerField.mainEntityLink and headerField.canLinkToExternalEntity and !#strings.isEmpty(field.value)}" th:remove="tag">
                            <span th:remove="tag" th:text="${field.displayValue}" />
                            <a th:href="@{${headerField.foreignKeyClass + '/' + field.value}}" class="modal-view">
                                 <i class="icon-external-link"></i>