conftest: fix globbing to match MSVC
conftest: fix globbing to match MSVC

gfwilliams/tinycc,gfwilliams/tinycc,andrewchambers/tccmirror,metaeducation/tcc,mirror/tinycc,mingodad/tinycc,andrewchambers/tccmirror,code4game/tinycc,fstudio/tinycc,rchandramouli/tinycc,run4flat/tinycc,rchandramouli/tinycc,andreiw/tinycc,mingodad/tinycc,fstudio/tinycc,mirror/tinycc,run4flat/tinycc,leeduhem/tinycc,rchandramouli/tinycc,gfwilliams/tinycc,run4flat/tinycc,metaeducation/tcc,seyko2/tinycc,mirror/tinycc,leeduhem/tinycc,andrewchambers/tccmirror,gfwilliams/tinycc,mingodad/tinycc,fstudio/tinycc,rchandramouli/tinycc,avih/tinycc,leeduhem/tinycc,fstudio/tinycc,metaeducation/tcc,leeduhem/tinycc,rchandramouli/tinycc,avih/tinycc,gfwilliams/tinycc,seyko2/tinycc,alfonsokim/tinycc,leeduhem/tinycc,seyko2/tinycc,fstudio/tinycc,mirror/tinycc,mingodad/tinycc,seyko2/tinycc,code4game/tinycc,code4game/tinycc,andreiw/tinycc,alfonsokim/tinycc,alfonsokim/tinycc,andreiw/tinycc,avih/tinycc,alfonsokim/tinycc,andrewchambers/tccmirror,metaeducation/tcc,run4flat/tinycc,andrewchambers/tccmirror,avih/tinycc,alfonsokim/tinycc,seyko2/tinycc,metaeducation/tcc,run4flat/tinycc