fix memory leak with ---@enum(partical)

Author: sumneko

changelog.md

@@ -3,6 +3,10 @@
 ## Unreleased
 <!-- Add all new changes here. They will be moved under a version at release -->
 
+## 3.10.3
+`2024-8-8`
+* `FIX` Memory leak with `---@enum(partical)`
+
 ## 3.10.2
 `2024-8-7`
 * `NEW` Add support for binary metamethod on right operand [#2777](https://github.com/LuaLS/lua-language-server/pull/2777)

script/vm/type.lua

@@ -70,7 +70,7 @@ local function checkParentEnum(parentName, child, uri, mark, errs)
                 if enums then
                     enums = util.arrayMerge(enums, denums)
                 else
-                    enums = denums
+                    enums = util.arrayMerge({}, denums)
                 end
             end
         end