Update dependency propcache to v0.4.1

This MR contains the following updates:

Package	Update	Change
propcache	minor	==0.3.2 -> ==0.4.1

All Renovate MRs are tracked by #227.

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Release Notes

aio-libs/propcache (propcache)

v0.4.1

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(2025-10-08)

Bug fixes

• Fixed reference leak caused by Py_INCREF because Cython has its own reference counter systems -- by :user:Vizonex.

  Related issues and pull requests on GitHub: :issue:162.

Contributor-facing changes

• Fixes the default value for the os parameter in reusable-build-wheel.yml to be ubuntu-latest instead of ubuntu.

  Related issues and pull requests on GitHub: :issue:155.

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v0.4.0

Compare Source

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(2025-10-04)

Features

• Optimized propcache by replacing sentinel :py:class:object for checking if the :py:class:object is NULL and changed :py:class:dict API for Python C-API -- by :user:Vizonex.

  Related issues and pull requests on GitHub: :issue:121.

Contributor-facing changes

• Builds have been added for arm64 Windows wheels and the reusable-build-wheel.yml workflow has been modified to allow for an OS value (windows-11-arm) which does not include the -latest postfix -- by :user:finnagin.

  Related issues and pull requests on GitHub: :issue:133.

• Added CI for CPython 3.14 -- by :user:kumaraditya303.

  Related issues and pull requests on GitHub: :issue:140.

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