domain check for a < b in stats.truncnorm (#9174)
domain check for a < b in stats.truncnorm (#9174)

* FIX: Add domain check a < b

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