!1420 【轻量级 PR】：config.json中引用permreason_example字符串，但是没有定义

Merge pull request !1420 from 陈程/N/A

aafwk/aafwk_standard/context/actscontexttest/entry/src/main/js/resources/base/element/string.json

@@ -7,6 +7,10 @@
     {
       "name": "mainability_description",
       "value": "JS_Phone_Empty Feature Ability"
+    },
+    {
+      "name": "permreason_example",
+      "value": "permreason example"
     }
   ]
 }
\ No newline at end of file