Update IELTS_WANG_5.json

修复当请求  `a (great) variety of` 时，有道接口返回 500 的错误

Author: hippieZhou

public/dicts/IELTS_WANG_5.json

@@ -1,6 +1,6 @@
 [
     {
-        "name": "a (great) variety of",
+        "name": "a great variety of",
         "trans": [
             "很多种"
         ],
@@ -12551,4 +12551,4 @@
         "usphone": null,
         "ukphone": null
     }
-]
+]