modify app upgrade

core/mogo-core-data/src/main/java/com/mogo/eagle/core/data/bindingcar/AppInfo.java

@@ -17,7 +17,7 @@ public class AppInfo implements Serializable {
     private long last_time;
     private String app_url;
     private String bk_obj_id;
-    private String version_code;
+    private int version_code;
     private String version_name;
     private long create_time;
 
@@ -93,11 +93,11 @@ public class AppInfo implements Serializable {
         this.bk_obj_id = bk_obj_id;
     }
 
-    public String getVersion_code() {
+    public int getVersion_code() {
         return version_code;
     }
 
-    public void setVersion_code(String version_code) {
+    public void setVersion_code(int version_code) {
         this.version_code = version_code;
     }
 
@@ -129,7 +129,7 @@ public class AppInfo implements Serializable {
                 ", last_time=" + last_time +
                 ", app_url='" + app_url + '\'' +
                 ", bk_obj_id='" + bk_obj_id + '\'' +
-                ", version_code='" + version_code + '\'' +
+                ", version_code=" + version_code +
                 ", version_name='" + version_name + '\'' +
                 ", create_time=" + create_time +
                 '}';