ISTWCMS-7189 Trigger CKEditor update to make WcmsTestsImgInlineCest work

acceptance/WcmsTestsImgInlineCest.php

@@ -72,10 +72,14 @@ class WcmsTestsImgInlineCest {
         'textarea[name="settings[block_form][field_uw_copy_text][0][value]"]'
       );
 
+      // Trigger CKEditor update.
+      $i->executeJS('for (instance in CKEDITOR.instances) { CKEDITOR.instances[instance].updateElement(); }');
+
       // Click the submit button.
       $i->waitForElementClickable('input[id*="edit-actions-submit"]');
       $i->click('input[id*="edit-actions-submit"]');
       $i->switchToIFrame();
+
       // Ensure that the block is on the page.
       $i->waitForJS("return document.readyState === 'complete';", 30);
       $i->waitForElement(".uw-copy-text div " . $block . " img", 30);