TST: sparse: more accurate memory requirement check
TST: sparse: more accurate memory requirement check

Changed the numbers to match peak rss measurement.

vigna/scipy,anntzer/scipy,Eric89GXL/scipy,Eric89GXL/scipy,vigna/scipy,Stefan-Endres/scipy,WarrenWeckesser/scipy,ilayn/scipy,nmayorov/scipy,grlee77/scipy,arokem/scipy,nmayorov/scipy,Eric89GXL/scipy,jamestwebber/scipy,arokem/scipy,e-q/scipy,rgommers/scipy,tylerjereddy/scipy,aarchiba/scipy,perimosocordiae/scipy,lhilt/scipy,matthew-brett/scipy,pizzathief/scipy,zerothi/scipy,perimosocordiae/scipy,WarrenWeckesser/scipy,e-q/scipy,person142/scipy,mdhaber/scipy,perimosocordiae/scipy,matthew-brett/scipy,mdhaber/scipy,nmayorov/scipy,gertingold/scipy,Stefan-Endres/scipy,aeklant/scipy,endolith/scipy,perimosocordiae/scipy,nmayorov/scipy,endolith/scipy,gfyoung/scipy,aeklant/scipy,aeklant/scipy,jamestwebber/scipy,nmayorov/scipy,jor-/scipy,rgommers/scipy,person142/scipy,gertingold/scipy,andyfaff/scipy,endolith/scipy,perimosocordiae/scipy,mdhaber/scipy,matthew-brett/scipy,pizzathief/scipy,mdhaber/scipy,mdhaber/scipy,scipy/scipy,grlee77/scipy,anntzer/scipy,arokem/scipy,WarrenWeckesser/scipy,pizzathief/scipy,scipy/scipy,zerothi/scipy,Stefan-Endres/scipy,Stefan-Endres/scipy,jor-/scipy,vigna/scipy,ilayn/scipy,lhilt/scipy,anntzer/scipy,anntzer/scipy,grlee77/scipy,anntzer/scipy,aarchiba/scipy,ilayn/scipy,endolith/scipy,tylerjereddy/scipy,jamestwebber/scipy,Stefan-Endres/scipy,scipy/scipy,arokem/scipy,Eric89GXL/scipy,grlee77/scipy,Eric89GXL/scipy,jor-/scipy,tylerjereddy/scipy,gfyoung/scipy,ilayn/scipy,rgommers/scipy,andyfaff/scipy,lhilt/scipy,tylerjereddy/scipy,lhilt/scipy,perimosocordiae/scipy,matthew-brett/scipy,andyfaff/scipy,gertingold/scipy,person142/scipy,WarrenWeckesser/scipy,e-q/scipy,scipy/scipy,aarchiba/scipy,Stefan-Endres/scipy,gfyoung/scipy,matthew-brett/scipy,scipy/scipy,e-q/scipy,grlee77/scipy,scipy/scipy,lhilt/scipy,aarchiba/scipy,aarchiba/scipy,jamestwebber/scipy,ilayn/scipy,zerothi/scipy,anntzer/scipy,arokem/scipy,zerothi/scipy,gfyoung/scipy,aeklant/scipy,person142/scipy,jamestwebber/scipy,andyfaff/scipy,jor-/scipy,person142/scipy,pizzathief/scipy,aeklant/scipy,zerothi/scipy,andyfaff/scipy,gfyoung/scipy,vigna/scipy,e-q/scipy,andyfaff/scipy,rgommers/scipy,rgommers/scipy,tylerjereddy/scipy,pizzathief/scipy,ilayn/scipy,WarrenWeckesser/scipy,Eric89GXL/scipy,gertingold/scipy,mdhaber/scipy,WarrenWeckesser/scipy,endolith/scipy,gertingold/scipy,vigna/scipy,endolith/scipy,zerothi/scipy,jor-/scipy