Update reader_detail menu default visibility for view in browser and share items

Author: RenanLukas

WordPress/src/main/res/menu/reader_detail.xml

@@ -6,14 +6,12 @@
         android:id="@+id/menu_browse"
         android:icon="@drawable/ic_globe_white_24dp"
         android:title="@string/view_in_browser"
-        android:visible="false"
         app:showAsAction="always" />
 
     <item
         android:id="@+id/menu_share"
         android:icon="@drawable/ic_share_white_24dp"
         android:title="@string/share_action"
-        android:visible="false"
         app:showAsAction="always" />
 
     <item