[BUGFIX] Wait for invisible #alert-container before editing sys_not…

…e records

Resolves: #102459
Related: #102331
Releases: main, 12.4
Change-Id: Id0d21abf3142577a0a2486ee1c8c42a0907e6d46
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/81898
Tested-by: core-ci <typo3@b13.com>
Tested-by: Andreas Kienast <a.fernandez@scripting-base.de>
Reviewed-by: Andreas Kienast <a.fernandez@scripting-base.de>

typo3/sysext/core/Tests/Acceptance/Application/RecordList/SysNoteCest.php

@@ -58,6 +58,9 @@ public function notesEntryCanBeEdited(ApplicationTester $I, PageTree $pageTree):
         $I->click('button.t3js-toggle-recordlist[data-table="pages"]');
         $I->canSee('Internal notes', 'h2');
         $I->canSee('new sys_note');
+        $I->switchToMainFrame();
+        $I->waitForElementNotVisible('#alert-container');
+        $I->switchToContentFrame();
         $I->click('.note-list > .note > .note-header > .note-header-bar > .note-actions a:nth-child(1)');
         $I->wait(0.2);
         $I->canSee('Edit Internal note "new sys_note"');