FIX: fill in bed may shift objects outside bed

Do not do final align for filling in bed.

Jira: STUDIO-3265
Change-Id: I2ce2ebed575ba05b1d78ec89923f8e91c4de6648
(cherry picked from commit 581aa4fd0ff1c6f64026d7b934d4bd8a79b803ae)

src/libslic3r/Arrange.hpp

@@ -114,6 +114,8 @@ struct ArrangeParams {
 
     bool allow_rotations = false;
 
+    bool do_final_align = true;
+
     //BBS: add specific arrange params
     bool  allow_multi_materials_on_same_plate = true;
     bool  avoid_extrusion_cali_region         = true;