Fix typo in tests that was introduced by copy-paste
Fix typo in tests that was introduced by copy-paste

jamesblunt/vim-multiple-cursors,martindale/vim-multiple-cursors,roryokane/vim-multiple-cursors,terryma/vim-multiple-cursors,tony/vim-multiple-cursors,rargo/vim-multiple-cursors,0hansen/vim-multiple-cursors