Add missing notification file.

upd/add_notifications.sh

@@ -0,0 +1,6 @@
+#!/bin/bash
+# Add notifications
+
+rm -f /usr/local/vesta/data/users/admin/notifications.conf
+/usr/local/vesta/bin/v-add-user-notification admin "HestiaCP" "Release 0.9.8-23, we've made 1478 commits, fixed 29 bugs and merged 141 pull request."
+