fix issue #I3QBZI

add swagger example value

OpenAuth.App/Base/PageReq.cs

@@ -2,7 +2,15 @@
 {
     public class PageReq
     {
+        /// <summary>
+        /// 页码
+        /// </summary>
+        /// <example>1</example>
         public int page { get; set; }
+        /// <summary>
+        /// 每页条数
+        /// </summary>
+        /// <example>10</example>
         public int limit { get; set; }
 
         public string key { get; set; }

OpenAuth.App/SSO/PassportLoginRequest.cs

@@ -12,6 +12,7 @@ namespace OpenAuth.App.SSO
         /// <summary>
         /// 应用的AppSecrect，目前没判定可以随便填一个。如果需要判定请根据注释调整LoginParse.Do方法
         /// </summary>
+        /// <example>openauth</example>
         public string AppKey { get; set; }
 
         public void Trim()