Reorder deletions in ~SolutionUserObject
Reorder deletions in ~SolutionUserObject

This is hopefully the last instance of the bug described in
https://github.com/idaholab/moose/issues/7562

liuwenf/moose,stimpsonsg/moose,jessecarterMOOSE/moose,milljm/moose,stimpsonsg/moose,sapitts/moose,laagesen/moose,bwspenc/moose,nuclear-wizard/moose,friedmud/moose,friedmud/moose,milljm/moose,lindsayad/moose,katyhuff/moose,joshua-cogliati-inl/moose,jessecarterMOOSE/moose,SudiptaBiswas/moose,milljm/moose,dschwen/moose,katyhuff/moose,dschwen/moose,liuwenf/moose,jessecarterMOOSE/moose,joshua-cogliati-inl/moose,laagesen/moose,YaqiWang/moose,lindsayad/moose,sapitts/moose,sapitts/moose,milljm/moose,nuclear-wizard/moose,friedmud/moose,nuclear-wizard/moose,joshua-cogliati-inl/moose,backmari/moose,dschwen/moose,Chuban/moose,backmari/moose,liuwenf/moose,backmari/moose,katyhuff/moose,Chuban/moose,andrsd/moose,laagesen/moose,SudiptaBiswas/moose,sapitts/moose,bwspenc/moose,andrsd/moose,andrsd/moose,bwspenc/moose,lindsayad/moose,yipenggao/moose,harterj/moose,harterj/moose,harterj/moose,nuclear-wizard/moose,permcody/moose,yipenggao/moose,laagesen/moose,andrsd/moose,liuwenf/moose,idaholab/moose,stimpsonsg/moose,yipenggao/moose,friedmud/moose,idaholab/moose,lindsayad/moose,idaholab/moose,Chuban/moose,katyhuff/moose,jessecarterMOOSE/moose,permcody/moose,idaholab/moose,Chuban/moose,idaholab/moose,YaqiWang/moose,bwspenc/moose,liuwenf/moose,bwspenc/moose,yipenggao/moose,andrsd/moose,permcody/moose,stimpsonsg/moose,milljm/moose,backmari/moose,dschwen/moose,SudiptaBiswas/moose,harterj/moose,joshua-cogliati-inl/moose,SudiptaBiswas/moose,YaqiWang/moose,laagesen/moose,jessecarterMOOSE/moose,liuwenf/moose,YaqiWang/moose,dschwen/moose,lindsayad/moose,sapitts/moose,SudiptaBiswas/moose,harterj/moose,permcody/moose