TST: remove a duplicate test.  Closes gh-8447.
TST: remove a duplicate test.  Closes gh-8447.

pizzathief/numpy,tynn/numpy,jakirkham/numpy,b-carter/numpy,pbrod/numpy,tynn/numpy,anntzer/numpy,ahaldane/numpy,simongibbons/numpy,pizzathief/numpy,ahaldane/numpy,utke1/numpy,utke1/numpy,pizzathief/numpy,shoyer/numpy,solarjoe/numpy,shoyer/numpy,pdebuyl/numpy,pbrod/numpy,b-carter/numpy,gfyoung/numpy,WarrenWeckesser/numpy,simongibbons/numpy,ContinuumIO/numpy,simongibbons/numpy,numpy/numpy,WarrenWeckesser/numpy,chatcannon/numpy,shoyer/numpy,anntzer/numpy,MSeifert04/numpy,gfyoung/numpy,MSeifert04/numpy,pdebuyl/numpy,utke1/numpy,charris/numpy,tynn/numpy,pizzathief/numpy,MSeifert04/numpy,jorisvandenbossche/numpy,solarjoe/numpy,madphysicist/numpy,rgommers/numpy,numpy/numpy,mhvk/numpy,rgommers/numpy,rgommers/numpy,numpy/numpy,abalkin/numpy,charris/numpy,behzadnouri/numpy,rgommers/numpy,endolith/numpy,ahaldane/numpy,abalkin/numpy,gfyoung/numpy,Eric89GXL/numpy,ahaldane/numpy,mhvk/numpy,ssanderson/numpy,solarjoe/numpy,charris/numpy,pbrod/numpy,ssanderson/numpy,jakirkham/numpy,endolith/numpy,WarrenWeckesser/numpy,abalkin/numpy,b-carter/numpy,bertrand-l/numpy,Eric89GXL/numpy,bringingheavendown/numpy,jorisvandenbossche/numpy,ContinuumIO/numpy,grlee77/numpy,pdebuyl/numpy,ssanderson/numpy,madphysicist/numpy,grlee77/numpy,jakirkham/numpy,madphysicist/numpy,endolith/numpy,jakirkham/numpy,jakirkham/numpy,anntzer/numpy,pbrod/numpy,Eric89GXL/numpy,mhvk/numpy,MSeifert04/numpy,shoyer/numpy,behzadnouri/numpy,pizzathief/numpy,charris/numpy,simongibbons/numpy,behzadnouri/numpy,seberg/numpy,mattip/numpy,bringingheavendown/numpy,anntzer/numpy,simongibbons/numpy,MSeifert04/numpy,chatcannon/numpy,WarrenWeckesser/numpy,madphysicist/numpy,grlee77/numpy,numpy/numpy,endolith/numpy,Eric89GXL/numpy,chatcannon/numpy,mattip/numpy,pdebuyl/numpy,mattip/numpy,grlee77/numpy,seberg/numpy,mhvk/numpy,jorisvandenbossche/numpy,jorisvandenbossche/numpy,seberg/numpy,seberg/numpy,ContinuumIO/numpy,WarrenWeckesser/numpy,mattip/numpy,jorisvandenbossche/numpy,ahaldane/numpy,grlee77/numpy,bertrand-l/numpy,mhvk/numpy,bertrand-l/numpy,pbrod/numpy,shoyer/numpy,madphysicist/numpy,bringingheavendown/numpy