Bug#973794: pybind11's autopkg tests fail

[Matthias Klose]

Package: src:pybind11
Version: 2.6.0-1
Severity: serious
Tags: sid bullseye
User: debian-python at lists.debian.org
Usertags: python3.9

command4 still fails:

[...]
[100%] Built target pybind11_tests
Failed to import pybind11_tests from pytest:
  ModuleNotFoundError: No module named 'pybind11_tests'
autopkgtest [17:15:08]: test command4: --------------------