优化module.json引用错误资源的报错信息

Signed-off-by: liduo <liduo29@huawei.com>

include/restool_errors.h

@@ -134,6 +134,17 @@ struct MoreInfo {
     std::string en;
 };
 
+struct ExtSolution {
+    std::string fileName;
+    std::string solution;
+};
+
+struct FaqInfo {
+    std::string cn;
+    std::string en;
+    std::vector<ExtSolution> extSolutions;
+};
+
 class ErrorInfo {
 public:
     uint32_t code_;