DOC: Slerp the SphericalVoronoi docstring
DOC: Slerp the SphericalVoronoi docstring

* the Example section of the `SphericalVoronoi`
docstring now leverages `geometric_slerp` to produce
a much more realistic/accessible 3D plot of the
Voronoi regions on the sphere

grlee77/scipy,e-q/scipy,tylerjereddy/scipy,zerothi/scipy,e-q/scipy,nmayorov/scipy,Eric89GXL/scipy,vigna/scipy,grlee77/scipy,vigna/scipy,matthew-brett/scipy,rgommers/scipy,anntzer/scipy,andyfaff/scipy,Stefan-Endres/scipy,vigna/scipy,ilayn/scipy,tylerjereddy/scipy,ilayn/scipy,tylerjereddy/scipy,zerothi/scipy,mdhaber/scipy,Stefan-Endres/scipy,zerothi/scipy,Stefan-Endres/scipy,mdhaber/scipy,scipy/scipy,person142/scipy,perimosocordiae/scipy,anntzer/scipy,person142/scipy,nmayorov/scipy,WarrenWeckesser/scipy,mdhaber/scipy,mdhaber/scipy,andyfaff/scipy,grlee77/scipy,scipy/scipy,mdhaber/scipy,andyfaff/scipy,pizzathief/scipy,scipy/scipy,scipy/scipy,Eric89GXL/scipy,grlee77/scipy,Eric89GXL/scipy,anntzer/scipy,nmayorov/scipy,e-q/scipy,ilayn/scipy,pizzathief/scipy,e-q/scipy,ilayn/scipy,rgommers/scipy,pizzathief/scipy,andyfaff/scipy,Eric89GXL/scipy,vigna/scipy,andyfaff/scipy,rgommers/scipy,nmayorov/scipy,WarrenWeckesser/scipy,ilayn/scipy,endolith/scipy,endolith/scipy,tylerjereddy/scipy,matthew-brett/scipy,WarrenWeckesser/scipy,anntzer/scipy,scipy/scipy,WarrenWeckesser/scipy,person142/scipy,endolith/scipy,e-q/scipy,perimosocordiae/scipy,ilayn/scipy,endolith/scipy,Eric89GXL/scipy,anntzer/scipy,matthew-brett/scipy,perimosocordiae/scipy,Stefan-Endres/scipy,perimosocordiae/scipy,vigna/scipy,zerothi/scipy,endolith/scipy,zerothi/scipy,matthew-brett/scipy,anntzer/scipy,pizzathief/scipy,andyfaff/scipy,person142/scipy,rgommers/scipy,pizzathief/scipy,endolith/scipy,tylerjereddy/scipy,Eric89GXL/scipy,grlee77/scipy,nmayorov/scipy,WarrenWeckesser/scipy,matthew-brett/scipy,perimosocordiae/scipy,Stefan-Endres/scipy,scipy/scipy,perimosocordiae/scipy,WarrenWeckesser/scipy,zerothi/scipy,rgommers/scipy,mdhaber/scipy,person142/scipy,Stefan-Endres/scipy