Update sphinxcontrib-towncrier entry point @ conf

[webknjaz]

It has moved to a .ext module in the extension.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 97.62%. Comparing base (3fbb093) to head (938c24e).
Report is 915 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #8515   +/-   ##
=======================================
  Coverage   97.62%   97.62%           
=======================================
  Files         107      107           
  Lines       33262    33262           
  Branches     3905     3905           
=======================================
  Hits        32472    32472           
  Misses        571      571           
  Partials      219      219           

Flag	Coverage Δ
CI-GHA	97.54% <ø> (ø)
OS-Linux	97.20% <ø> (ø)
OS-Windows	95.66% <ø> (ø)
OS-macOS	96.86% <ø> (-0.01%)	⬇️
Py-3.10.11	97.01% <ø> (ø)
Py-3.10.14	96.96% <ø> (ø)
Py-3.11.9	97.18% <ø> (ø)
Py-3.12.4	97.31% <ø> (ø)
Py-3.8.10	95.43% <ø> (ø)
Py-3.8.18	96.85% <ø> (ø)
Py-3.9.13	97.00% <ø> (-0.01%)	⬇️
Py-3.9.19	96.96% <ø> (ø)
Py-pypy7.3.16	96.53% <ø> (+<0.01%)	⬆️
VM-macos	96.86% <ø> (-0.01%)	⬇️
VM-ubuntu	97.20% <ø> (ø)
VM-windows	95.66% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[patchback]

Backport to 3.9: 💚 backport PR created

✅ Backport PR branch: patchback/backports/3.9/43b10dcf8a2d1090aa2aeb6ff6cc12879c720f71/pr-8515

Backported as #8516

🤖 @patchback
I'm built with octomachinery and
my source is open — https://github.com/sanitizers/patchback-github-app.

[patchback]

Backport to 3.10: 💚 backport PR created

✅ Backport PR branch: patchback/backports/3.10/43b10dcf8a2d1090aa2aeb6ff6cc12879c720f71/pr-8515

Backported as #8517

🤖 @patchback
I'm built with octomachinery and
my source is open — https://github.com/sanitizers/patchback-github-app.