Update doc/release/1.5.0-notes.rst
Update doc/release/1.5.0-notes.rst

Co-authored-by: Warren Weckesser <2efebf2d11a67a14c829037bdd669d08c005fd4b@gmail.com>
e-q/scipy,scipy/scipy,scipy/scipy,endolith/scipy,perimosocordiae/scipy,nmayorov/scipy,Stefan-Endres/scipy,zerothi/scipy,grlee77/scipy,ilayn/scipy,WarrenWeckesser/scipy,andyfaff/scipy,rgommers/scipy,nmayorov/scipy,grlee77/scipy,grlee77/scipy,zerothi/scipy,anntzer/scipy,ilayn/scipy,mdhaber/scipy,perimosocordiae/scipy,matthew-brett/scipy,scipy/scipy,ilayn/scipy,perimosocordiae/scipy,WarrenWeckesser/scipy,mdhaber/scipy,anntzer/scipy,perimosocordiae/scipy,andyfaff/scipy,ilayn/scipy,endolith/scipy,vigna/scipy,vigna/scipy,anntzer/scipy,nmayorov/scipy,matthew-brett/scipy,perimosocordiae/scipy,pizzathief/scipy,e-q/scipy,grlee77/scipy,vigna/scipy,endolith/scipy,tylerjereddy/scipy,tylerjereddy/scipy,Stefan-Endres/scipy,pizzathief/scipy,anntzer/scipy,pizzathief/scipy,e-q/scipy,Eric89GXL/scipy,mdhaber/scipy,zerothi/scipy,e-q/scipy,scipy/scipy,Stefan-Endres/scipy,ilayn/scipy,tylerjereddy/scipy,rgommers/scipy,zerothi/scipy,scipy/scipy,matthew-brett/scipy,nmayorov/scipy,endolith/scipy,scipy/scipy,Eric89GXL/scipy,pizzathief/scipy,Eric89GXL/scipy,tylerjereddy/scipy,Stefan-Endres/scipy,mdhaber/scipy,Eric89GXL/scipy,WarrenWeckesser/scipy,rgommers/scipy,matthew-brett/scipy,ilayn/scipy,andyfaff/scipy,andyfaff/scipy,endolith/scipy,perimosocordiae/scipy,Stefan-Endres/scipy,anntzer/scipy,nmayorov/scipy,andyfaff/scipy,zerothi/scipy,anntzer/scipy,zerothi/scipy,mdhaber/scipy,vigna/scipy,Stefan-Endres/scipy,WarrenWeckesser/scipy,vigna/scipy,tylerjereddy/scipy,Eric89GXL/scipy,pizzathief/scipy,rgommers/scipy,e-q/scipy,WarrenWeckesser/scipy,mdhaber/scipy,rgommers/scipy,endolith/scipy,andyfaff/scipy,WarrenWeckesser/scipy,matthew-brett/scipy,grlee77/scipy,Eric89GXL/scipy