clean up models

Signed-off-by: dom <githubaccount56556@proton.me>

lib/models_new/space/space_season_series/page.dart

@@ -1,17 +1,11 @@
 class SpaceSsPage {
-  int? pageNum;
-  int? pageSize;
   int? total;
 
   SpaceSsPage({
-    this.pageNum,
-    this.pageSize,
     this.total,
   });
 
   factory SpaceSsPage.fromJson(Map<String, dynamic> json) => SpaceSsPage(
-    pageNum: json["page_num"],
-    pageSize: json["page_size"],
     total: json["total"],
   );
 }