TSU-4225 General_Remove click shorcut to block big buttons

src/Tsunami/Views/BigButton.cs

@@ -667,13 +667,12 @@ namespace TSU.Views
                             Do();
                         }
                         break;
-                    case MouseButtons.Middle:
-                        Available = true;
                         break;
                     case MouseButtons.None:
                         break;
                     case MouseButtons.Right:
-                        Available = false;
+                    case MouseButtons.Middle:
+                        // Available = true;
                         break;
                     case MouseButtons.XButton1:
                         break;