cms: page version list: fix ajax screen recalled by theme switches
cms: page version list: fix ajax screen recalled by theme switches

https://gitlab.ilscipio.com/scipio-dev/dev/scipioce-dev/-/issues/1199

ilscipio/scipio-erp,ilscipio/scipio-erp,ilscipio/scipio-erp,ilscipio/scipio-erp,ilscipio/scipio-erp