Remove overrides for orientation, display (#5124)

* Remove overrides for orientation, display

* pick up pxt side fix

package.json

@@ -46,6 +46,6 @@
     },
     "dependencies": {
         "pxt-common-packages": "10.4.9",
-        "pxt-core": "8.6.33"
+        "pxt-core": "8.6.34"
     }
 }

webmanifest.json

@@ -1,7 +1,5 @@
 {
 	"name": "makecode.microbit.org",
-	"display": "fullscreen",
-	"orientation": "portrait",
 	"icons": [
 		{
 			"src": "/static/icons/android-chrome-36x36.png",
@@ -58,4 +56,4 @@
 	"theme_color": "#ffffff",
 	"related_applications": [
 	]
-}
+}