Log Message:
py-uwsgi: update to 2.0.29.

    Fix integration tests not running (Alexandre Rossi)
    Backport pypy plugin fixes (Alexandre Rossi)
    Add support for rack 3 (Alexandre Rossi)
    Fix compilation with gcc-15 (Alexandre Rossi)
    Backport –max-request-delta from master (Jeremy Goulard)
    Disable executable stack (Martin Liška)
    Fix uwsgi_request_body_readline without new lines found (Juho Heikkinen)
    Fix reload-os-env option (wszak)
    Tidy python code (Curtis)
    Python3 compat for examples and testing code (Thomas Goirand)