ci: explicitly install pactoys-git
ci: explicitly install pactoys-git

For some reason it seems to have stopped being installed, so do it explicitly.

Fixes #2524
atom2013/MSYS2-packages,atom2013/MSYS2-packages,mati865/MSYS2-packages,JPeterMugaas/MSYS2-packages,atom2013/MSYS2-packages,Alexpux/MSYS2-packages,Alexpux/MSYS2-packages,JPeterMugaas/MSYS2-packages,Alexpux/MSYS2-packages,mati865/MSYS2-packages,waterlan/MSYS2-packages,atom2013/MSYS2-packages,waterlan/MSYS2-packages,mati865/MSYS2-packages,JPeterMugaas/MSYS2-packages,JPeterMugaas/MSYS2-packages,waterlan/MSYS2-packages,waterlan/MSYS2-packages,mati865/MSYS2-packages,Alexpux/MSYS2-packages