feat: 更新httpx的连接配置

lib/rails_dingtalk/config.rb

@@ -5,7 +5,11 @@ module RailsDingtalk
     config.httpx = {
       ssl: {
         verify_mode: OpenSSL::SSL::VERIFY_NONE
-      }
+      },
+      timeout: {
+        connect_timeout: 10,
+        operation_timeout: 3
+      },
     }
     config.ip = '127.0.0.1'
     config.mac = '78:7b:8a:dd:94:cc'