Revert "fix tour load first page"

This reverts commit 6fe46b68.

src/core/js/tour.js

@@ -686,6 +686,10 @@ var tour = new function () {
             if (! target[0]) {
                 return; // element to attach to not available; can't open
             }
+            if (this.get_next()) {
+                logger.debug(`Set next page in session store to `, this.get_next().config.id);
+                sessionStorage["tour-page-open-next"] = this.get_next().config.id
+            }
             target.on('hidden.bs.popover', (e) => {
                 button[0].dispatchEvent(tour.close_page_event);
             });