fixing typo in numpy doc
fixing typo in numpy doc

mhvk/numpy,jakirkham/numpy,numpy/numpy,endolith/numpy,charris/numpy,pdebuyl/numpy,endolith/numpy,pdebuyl/numpy,anntzer/numpy,mattip/numpy,endolith/numpy,mattip/numpy,mhvk/numpy,charris/numpy,jakirkham/numpy,anntzer/numpy,jakirkham/numpy,seberg/numpy,endolith/numpy,rgommers/numpy,mhvk/numpy,pdebuyl/numpy,rgommers/numpy,rgommers/numpy,numpy/numpy,rgommers/numpy,numpy/numpy,anntzer/numpy,anntzer/numpy,mattip/numpy,seberg/numpy,seberg/numpy,mhvk/numpy,charris/numpy,numpy/numpy,mattip/numpy,mhvk/numpy,charris/numpy,seberg/numpy,jakirkham/numpy,pdebuyl/numpy,jakirkham/numpy