fix 处理海康接口异常问题

Src/Dlhis.Basic/HikService.cs

@@ -17,10 +17,17 @@ public class HikService : IHikService
         var secret = "MLl7Dv7p5Pgc9XYI3r4O";
 
         HttpUtillib.SetPlatformInfo(key, secret, "10.32.0.10");
+        try
+        {
             var r = HttpUtillib.HttpPost(url, body, 15);
             var result = Encoding.UTF8.GetString(r).ToObject<HikResponse<SimilarityData>>();
             (result.Code == "0").ThrowIfFalse($"海康人脸相似度对比失败:{result.Msg}");
 
             return await Task.FromResult(result.Data.Similarity);
         }
+        catch (Exception e)
+        {
+            throw new Exception($"请重试,海康人脸相似度对比异常:{e.Message}");
+        }
+    }
 }