XWIKI-13967: Confusion between Supported Languages and Default Langua…

…ges when multilingual is set to no

* Fixed a test that should have been updated with the fixes for XWIKI-13967

(cherry picked from commit a1cfc2d)

xwiki-platform-core/xwiki-platform-administration/xwiki-platform-administration-test/xwiki-platform-administration-test-pageobjects/src/main/java/org/xwiki/administration/test/po/LocalizationAdministrationSectionPage.java

@@ -22,6 +22,7 @@
 import java.util.Arrays;
 import java.util.List;
 
+import org.openqa.selenium.By;
 import org.openqa.selenium.WebElement;
 import org.openqa.selenium.support.FindBy;
 import org.xwiki.test.ui.po.BootstrapSelect;
@@ -52,7 +53,8 @@ public LocalizationAdministrationSectionPage()
         waitUntilActionButtonIsLoaded();
         // Wait for asynchronous widgets to be loaded
         getDriver().waitUntilCondition(driver -> multiLingualSelect.isDisplayed() && defaultLanguageSelect.isDisplayed()
-            && supportedLanguagesSelect.isDisplayed());
+            && (multiLingualSelect.findElement(By.xpath(".//option[@value='0']")).isSelected()
+            || supportedLanguagesSelect.isDisplayed()));
     }
 
     public void setMultiLingual(boolean isMultiLingual)