REL: fix small issue in pavement.py for release note writing
REL: fix small issue in pavement.py for release note writing

This snuck in with the move to Meson. It needs further cleanup,
we'll get rid of this whole file at some point.

[ci skip]

mdhaber/scipy,WarrenWeckesser/scipy,anntzer/scipy,vigna/scipy,vigna/scipy,andyfaff/scipy,endolith/scipy,scipy/scipy,anntzer/scipy,ilayn/scipy,mdhaber/scipy,perimosocordiae/scipy,scipy/scipy,andyfaff/scipy,ilayn/scipy,mdhaber/scipy,vigna/scipy,endolith/scipy,perimosocordiae/scipy,mdhaber/scipy,scipy/scipy,ilayn/scipy,ilayn/scipy,anntzer/scipy,Stefan-Endres/scipy,vigna/scipy,anntzer/scipy,endolith/scipy,anntzer/scipy,mdhaber/scipy,endolith/scipy,endolith/scipy,WarrenWeckesser/scipy,scipy/scipy,anntzer/scipy,Stefan-Endres/scipy,WarrenWeckesser/scipy,Stefan-Endres/scipy,rgommers/scipy,rgommers/scipy,WarrenWeckesser/scipy,WarrenWeckesser/scipy,endolith/scipy,andyfaff/scipy,vigna/scipy,perimosocordiae/scipy,ilayn/scipy,Stefan-Endres/scipy,andyfaff/scipy,andyfaff/scipy,scipy/scipy,perimosocordiae/scipy,scipy/scipy,perimosocordiae/scipy,Stefan-Endres/scipy,WarrenWeckesser/scipy,Stefan-Endres/scipy,rgommers/scipy,perimosocordiae/scipy,rgommers/scipy,andyfaff/scipy,rgommers/scipy,ilayn/scipy,mdhaber/scipy