[BUGFIX] Acceptance Tests: wait for "Manage languages" being available

Resolves: #91520
Related: #62085
Releases: master
Change-Id: I7bdda47bf1906fe4ad085265ef67fdcaa9a39380
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/64597


Tested-by: TYPO3com <noreply@typo3.com>
Tested-by: Andreas Fernandez <a.fernandez@scripting-base.de>
Reviewed-by: Andreas Fernandez <a.fernandez@scripting-base.de>

typo3/sysext/core/Tests/Acceptance/InstallTool/MaintenanceCest.php

@@ -125,7 +125,7 @@ class MaintenanceCest extends AbstractCest
         $I->click('Manage languages');
         $I->waitForElementVisible('.modal-dialog');
         $I->see('Manage Language Packs', '.modal-dialog h4');
-        $I->see('Active Languages', '.modal-dialog h3');
+        $I->waitForText('Active languages', 30, '.modal-dialog h3');
         $I->click('.t3js-modal-close');
         $I->waitForElementNotVisible('.modal-dialog');
     }