fix: refetch CmsListPages on new page create

Author: adrians5j

packages/webiny-app-cms/src/admin/views/Pages/Pages.js

@@ -69,7 +69,7 @@ export default compose(
     withHandlers({
         createPage: ({ createMutation, history, showSnackbar }) => async category => {
             try {
-                const res = await createMutation({ variables: { category } });
+                const res = await createMutation({ variables: { category }, refetchQueries: ["CmsListPages"] });
                 const { data } = res.data.cms.page;
                 history.push(`/cms/editor/${data.id}`);
             } catch (e) {