fix: missing rule event i18n in zh_cn

apps/emqx_rule_engine/src/emqx_rule_engine.app.src

@@ -2,7 +2,7 @@
 {application, emqx_rule_engine, [
     {description, "EMQX Rule Engine"},
     % strict semver, bump manually!
-    {vsn, "5.1.0"},
+    {vsn, "5.1.1"},
     {modules, []},
     {registered, [emqx_rule_engine_sup, emqx_rule_engine]},
     {applications, [

apps/emqx_rule_engine/src/emqx_rule_events.erl

@@ -690,8 +690,8 @@ event_info() ->
 event_info_schema_validation_failed() ->
     event_info_common(
         'schema.validation_failed',
-        {<<"schema validation failed">>, <<"TODO"/utf8>>},
-        {<<"messages that do not pass configured validations">>, <<"TODO"/utf8>>},
+        {<<"schema validation failed">>, <<"schema 验证失败"/utf8>>},
+        {<<"messages that do not pass configured validations">>, <<"未通过验证的消息"/utf8>>},
         <<"SELECT * FROM \"$events/schema_validation_failed\" WHERE topic =~ 't/#'">>
     ).
 ee_event_info() ->