TST: optimize: temporarily removed most unit tests to isolate problematic one
TST: optimize: temporarily removed most unit tests to isolate problematic one

After recent commit tests segfaulted with On entry to DPOTRF parameter number
4 had an illegal value. Removing rows in presolve suspected.
Isolating that tests to check.

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