update design property header native

Author: Wesley

settings-native.json

@@ -181,19 +181,10 @@
         ],
         "Page": [
             {
-                "name": "Header bottom border",
-                "type": "Dropdown",
-                "description": "The bottom border (iOS) and elevation (Android) of the header.",
-                "options": [
-                    {
-                        "name": "None",
-                        "class": "pageHeaderBorderNone"
-                    },
-                    {
-                        "name": "Shown",
-                        "class": ""
-                    }
-                ]
+                "name": "Hide header bottom border",
+                "type": "Toggle",
+                "description": "Hide the bottom border (iOS) and elevation (Android) of the header.",
+                "class": "pageHeaderBorderNone"
             }
         ],
         "Widget": [