fix(reorder): ensure file3 is closed in merge_squash level
fix(reorder): ensure file3 is closed in merge_squash level

Previously the merge_squash level was using "file3" to validate the
results. On Windows, a file needs to be explicitly closed or it cannot
be accessed by another process. When reseting for the reorder level,
this was causing a permissions issue.

Limags/githug,HanJisoo/Test,hydrox24/githug,Gazler/githug,youyou22/githug,zachalewel/githug,youyou22/githug,zachalewel/githug,HanJisoo/Test,raq929/githug,kuramameng/githug,Gazler/githug,wrestt/githug,hydrox24/githug,geoluther/githug,resource11/githug,eshimel/githug,geoluther/githug,FP-QAs/githug,eshimel/githug,mtam2/githug,mtam2/githug,raq929/githug,kuramameng/githug,blueyi/githug,Limags/githug,youyou22/githug,raq929/githug,eshimel/githug,HanJisoo/Test,FP-QAs/githug,mtam2/githug,kaylal12/githug,blueyi/githug,blueyi/githug,kuramameng/githug,wrestt/githug,Limags/githug,kaylal12/githug,Gazler/githug,legendtkl/githug,wrestt/githug,FP-QAs/githug,hydrox24/githug,legendtkl/githug,FP-QAs/githug,zachalewel/githug,kaylal12/githug,resource11/githug,resource11/githug,legendtkl/githug,geoluther/githug