Fix typo in random docs
Fix typo in random docs

DOC

Fix typo in random docs `Randomstate` -> `RandomState`
mhvk/numpy,mhvk/numpy,charris/numpy,anntzer/numpy,simongibbons/numpy,charris/numpy,pdebuyl/numpy,mattip/numpy,pbrod/numpy,mattip/numpy,mattip/numpy,seberg/numpy,endolith/numpy,mhvk/numpy,rgommers/numpy,numpy/numpy,numpy/numpy,seberg/numpy,rgommers/numpy,charris/numpy,anntzer/numpy,simongibbons/numpy,pbrod/numpy,simongibbons/numpy,jakirkham/numpy,pdebuyl/numpy,simongibbons/numpy,anntzer/numpy,pdebuyl/numpy,pbrod/numpy,numpy/numpy,endolith/numpy,endolith/numpy,pdebuyl/numpy,jakirkham/numpy,anntzer/numpy,mhvk/numpy,pbrod/numpy,rgommers/numpy,mattip/numpy,jakirkham/numpy,simongibbons/numpy,endolith/numpy,jakirkham/numpy,seberg/numpy,numpy/numpy,seberg/numpy,charris/numpy,mhvk/numpy,pbrod/numpy,jakirkham/numpy,rgommers/numpy