refactor(config): change alarm.validity_period to ms

apps/emqx/src/emqx_alarm.erl

@@ -272,7 +272,7 @@ code_change(_OldVsn, State, _Extra) ->
 %%------------------------------------------------------------------------------
 
 get_validity_period() ->
-    timer:seconds(emqx_config:get([alarm, validity_period])).
+    emqx_config:get([alarm, validity_period]).
 
 deactivate_alarm(Details, #activated_alarm{activate_at = ActivateAt, name = Name,
         details = Details0, message = Msg0}) ->

apps/emqx/src/emqx_schema.erl

@@ -518,7 +518,7 @@ fields("sysmon_os") ->
 fields("alarm") ->
     [ {"actions", t(hoconsc:array(atom()), undefined, [log, publish])}
     , {"size_limit", t(integer(), undefined, 1000)}
-    , {"validity_period", t(duration_s(), undefined, "24h")}
+    , {"validity_period", t(duration(), undefined, "24h")}
     ];
 
 fields(ExtraField) ->