Fix internal variable

src/modules/launcher/Wox.Plugin/EventHandler.cs

@@ -25,6 +25,6 @@ namespace Wox.Plugin
 
     public class WoxQueryEventArgs
     {
-        internal Query Query { get; set; }
+        public Query Query { get; set; }
     }
 }

src/modules/launcher/Wox.Plugin/Query.cs

@@ -6,7 +6,7 @@ namespace Wox.Plugin
 {
     public class Query
     {
-        public Query() { }
+        internal Query() { }
 
         /// <summary>
         /// to allow unit tests for plug ins