Fix editor parallax grid snap movement

scene/2d/parallax_2d.cpp

@@ -69,7 +69,9 @@ void Parallax2D::_notification(int p_what) {
 
 #ifdef TOOLS_ENABLED
 void Parallax2D::_edit_set_position(const Point2 &p_position) {
-	set_scroll_offset(p_position);
+	// Avoids early return for grid snap compatibility
+	scroll_offset = p_position;
+	_update_scroll();
 }
 #endif // TOOLS_ENABLED