Bug#980670: pantalaimon: FTBFS: dh_auto_test: error: pybuild --test --test-pytest -i python{version} -p 3.9 returned exit code 13

[s3v]

Dear Maintainer,

Your package builds fine in a sid chroot environment after
applying this commit [1].

Kind Regards

[1] https://github.com/matrix-org/pantalaimon/commit/726e969