Update luacheck rules

.luacheckrc

@@ -1,12 +1,16 @@
 allow_defined = true
+compat=true
 max_line_length = false
 
 std = {
    read_globals = {
-       "LINK_STYLE_BRACKET", 
-       "EVENT_MANAGER", 
        "CHAT_SYSTEM", 
+       "EVENT_ACHIEVEMENT_UPDATED",
+       "EVENT_ADD_ON_LOADED",
+       "EVENT_MANAGER", 
+       "LibStub",
+       "LINK_STYLE_BRACKET", 
+       "zo_callLater",
        "ZO_SavedVars",
-       "LibStub"
     }
 }