nano: update to 2.9.7
nano: update to 2.9.7

This updates nano to 2.9.7.

atom2013/MSYS2-packages,git-for-windows/MSYS2-packages,git-for-windows/MSYS2-packages,juergenpf/MSYS2-packages,juergenpf/MSYS2-packages,dscho/MSYS2-packages,waterlan/MSYS2-packages,juergenpf/MSYS2-packages,atom2013/MSYS2-packages,waterlan/MSYS2-packages,PiotrVV/MSYS2-packages,dscho/MSYS2-packages,JPeterMugaas/MSYS2-packages,Alexpux/MSYS2-packages,mati865/MSYS2-packages,dscho/MSYS2-packages,mati865/MSYS2-packages,PiotrVV/MSYS2-packages,waterlan/MSYS2-packages,PiotrVV/MSYS2-packages,mashir43/MSYS2-packages,waterlan/MSYS2-packages,Alexpux/MSYS2-packages,JPeterMugaas/MSYS2-packages,mashir43/MSYS2-packages,git-for-windows/MSYS2-packages,Alexpux/MSYS2-packages,Alexpux/MSYS2-packages,juergenpf/MSYS2-packages,JPeterMugaas/MSYS2-packages,git-for-windows/MSYS2-packages,dscho/MSYS2-packages,JPeterMugaas/MSYS2-packages,PiotrVV/MSYS2-packages,mati865/MSYS2-packages,juergenpf/MSYS2-packages,mashir43/MSYS2-packages,mashir43/MSYS2-packages,atom2013/MSYS2-packages,mati865/MSYS2-packages,atom2013/MSYS2-packages