Cleanup of unnecessary items in user scripts config. JSON

Fixes #5456

scripts/lua/modules/callback_definitions/flow/remote_to_remote.lua

@@ -4,7 +4,6 @@
 
 local user_scripts = require("user_scripts")
 local alerts_api = require "alerts_api"
-local alert_severities = require "alert_severities"
 local alert_consts = require "alert_consts"
 local flow_alert_keys = require "flow_alert_keys"
 
@@ -19,7 +18,6 @@ local script = {
   default_enabled = false,
 
   default_value = {
-    severity = alert_severities.notice,
   },
 
   gui = {