Fix issue with f8 not initializing save manager

MultipleMaids/CM3D2/MultipleMaids/Plugin/MultipleMaids.MaidUpdate.cs

@@ -7121,6 +7121,8 @@ namespace CM3D2.MultipleMaids.Plugin
                     kankyo2Flg = false;
                     bGui = true;
 
+                    if (!saveManagerInitialize) InitializeSaveManager();
+
                     for (int i = 0; i < 10; i++)
                     {
                         date[i] = "未保存";