Bug#971564: python-pygit2: libgit2 1.0 transition

[Ondrej Novy]

Hi,

if you want to proceed with the transition, maybe it's a good idea to
upload libgit2 to unstable first :)

python-pygit2 is ready for transition since 12 Jun 2020 (in experimental).

-- 
Best regards
Ondřej Nový