DOC: Fix broken link in the "Additional Git Resources" page. (#16896)
DOC: Fix broken link in the "Additional Git Resources" page. (#16896)

Closes gh-16716.

[skip ci]
scipy/scipy,andyfaff/scipy,ilayn/scipy,anntzer/scipy,scipy/scipy,scipy/scipy,anntzer/scipy,anntzer/scipy,perimosocordiae/scipy,WarrenWeckesser/scipy,andyfaff/scipy,perimosocordiae/scipy,perimosocordiae/scipy,ilayn/scipy,mdhaber/scipy,endolith/scipy,Stefan-Endres/scipy,Stefan-Endres/scipy,perimosocordiae/scipy,rgommers/scipy,rgommers/scipy,anntzer/scipy,WarrenWeckesser/scipy,endolith/scipy,anntzer/scipy,andyfaff/scipy,scipy/scipy,WarrenWeckesser/scipy,ilayn/scipy,andyfaff/scipy,endolith/scipy,mdhaber/scipy,endolith/scipy,endolith/scipy,scipy/scipy,andyfaff/scipy,Stefan-Endres/scipy,rgommers/scipy,mdhaber/scipy,perimosocordiae/scipy,Stefan-Endres/scipy,Stefan-Endres/scipy,mdhaber/scipy,WarrenWeckesser/scipy,mdhaber/scipy,ilayn/scipy,ilayn/scipy,Stefan-Endres/scipy,mdhaber/scipy,scipy/scipy,anntzer/scipy,rgommers/scipy,WarrenWeckesser/scipy,andyfaff/scipy,rgommers/scipy,perimosocordiae/scipy,WarrenWeckesser/scipy,endolith/scipy,ilayn/scipy