Previously, when user edited record having 'field_html' widget and tried to save the record immediately, a traceback was faced sometimes because content was not loaded yet. This commit fixes the issue by calling super method if the content is not loaded yet properly. Task: #1932687 Closes: #30833 closes odoo/odoo#31581 Signed-off-by: VincentSchippefilt <VincentSchippefilt@users.noreply.github.com>