fix(emqx_rule_engine): add appup

apps/emqx_rule_engine/src/emqx_rule_engine.app.src

@@ -1,6 +1,6 @@
 {application, emqx_rule_engine,
  [{description, "EMQ X Rule Engine"},
-  {vsn, "4.3.0"}, % strict semver, bump manually!
+  {vsn, "4.3.1"}, % strict semver, bump manually!
   {modules, []},
   {registered, [emqx_rule_engine_sup, emqx_rule_registry]},
   {applications, [kernel,stdlib,rulesql,getopt]},

apps/emqx_rule_engine/src/emqx_rule_engine.appup.src

@@ -0,0 +1,14 @@
+%% -*-: erlang -*-
+{"4.3.1",
+ [ {"4.3.0",
+    [ {load_module, emqx_rule_funcs, brutal_purge, soft_purge, []}
+    ]},
+   {<<".*">>, []}
+ ],
+ [
+   {"4.3.0",
+    [ {load_module, emqx_rule_funcs, brutal_purge, soft_purge, []}
+    ]},
+   {<<".*">>, []}
+ ]
+}.