Issue #2348321 by RobLoach, nod_: Upgrade to jQuery Once 2.x

core/assets/vendor/jquery-once/jquery.once.js

core/core.libraries.yml

core/misc/ajax.js

core/misc/collapse.js

core/misc/drupal.js

core/misc/tabledrag.js

core/misc/tableselect.js

core/misc/vertical-tabs.js

core/modules/block/js/block.admin.js

core/modules/block/js/block.js

core/modules/ckeditor/js/ckeditor.admin.js

.../modules/content_translation/content_translation.admin.js

core/modules/editor/js/editor.admin.js

core/modules/editor/js/editor.js

core/modules/field_ui/field_ui.js

core/modules/file/file.js

core/modules/filter/filter.admin.js

core/modules/filter/filter.filter_html.admin.js

core/modules/menu_ui/menu_ui.admin.js

core/modules/quickedit/js/quickedit.js