build(deps): bump cffi from 1.17.1 to 2.0.0 in /tools/publish (#3270)

Bumps [cffi](https://github.com/python-cffi/cffi) from 1.17.1 to 2.0.0.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/python-cffi/cffi/releases">cffi's
releases</a>.</em></p>
<blockquote>
<h2>v2.0.0</h2>
<h2>What's Changed</h2>
<ul>
<li>Add Python 3.14 support.</li>
<li>Add CPython free-threaded support (3.14t+ only) - huge thanks to the
folks at Quansight Labs for all the work to get this one sorted!</li>
<li>Drop Python &lt;= 3.8 support.</li>
<li>Fix order dependency affecting nested type size calculation (<a
href="https://redirect.github.com/python-cffi/cffi/issues/148">#148</a>).</li>
</ul>
<p><strong>Full Changelog</strong>: <a
href="https://github.com/python-cffi/cffi/compare/v1.17.1...v2.0.0">https://github.com/python-cffi/cffi/compare/v1.17.1...v2.0.0</a></p>
<h2>v2.0.0b1</h2>
<h2>What's Changed</h2>
<ul>
<li>Add Python 3.14 support.</li>
<li>Add CPython free-threaded support (3.14t+ only).</li>
<li>Drop Python &lt;= 3.8 support.</li>
<li>Fix order dependency affecting nested type size calculation (<a
href="https://redirect.github.com/python-cffi/cffi/issues/148">#148</a>).</li>
</ul>
<p><strong>Full Changelog</strong>: <a
href="https://github.com/python-cffi/cffi/compare/v1.17.1...v2.0.0b1">https://github.com/python-cffi/cffi/compare/v1.17.1...v2.0.0b1</a></p>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/python-cffi/cffi/commit/6366c01d84e9a78e7e85f12ebe9760ba5d19b6d3"><code>6366c01</code></a>
release 2.0.0 (<a
href="https://redirect.github.com/python-cffi/cffi/issues/196">#196</a>)</li>
<li><a
href="https://github.com/python-cffi/cffi/commit/95c847663aec401e4003927a274e4de9b8595f4f"><code>95c8476</code></a>
2.0.0 post beta backports (<a
href="https://redirect.github.com/python-cffi/cffi/issues/195">#195</a>)</li>
<li><a
href="https://github.com/python-cffi/cffi/commit/195cbda66b6be9297ef6d584644e50cfdcca4e8a"><code>195cbda</code></a>
Release 2.0.0b1 (<a
href="https://redirect.github.com/python-cffi/cffi/issues/183">#183</a>)</li>
<li><a
href="https://github.com/python-cffi/cffi/commit/b4bbe7940d3f76027534db1aecbae9b61c35221a"><code>b4bbe79</code></a>
fix version test to support beta</li>
<li><a
href="https://github.com/python-cffi/cffi/commit/7ed073de66e713cf791b6fdfa23685c81fdfd6ad"><code>7ed073d</code></a>
Add support for the free-threaded build (<a
href="https://redirect.github.com/python-cffi/cffi/issues/178">#178</a>)</li>
<li><a
href="https://github.com/python-cffi/cffi/commit/67a170dc7972dc9361743690b38da3d963b200ef"><code>67a170d</code></a>
Change the license from MIT to MIT-no-attribution, which is the same
without ...</li>
<li><a
href="https://github.com/python-cffi/cffi/commit/92645ec9329feb03e3fa86240b40fe0fc37469d1"><code>92645ec</code></a>
Add Python 3.14 support/testing (<a
href="https://redirect.github.com/python-cffi/cffi/issues/177">#177</a>)</li>
<li><a
href="https://github.com/python-cffi/cffi/commit/2b81170583a898478a6996c9705d8c38ab7f73a1"><code>2b81170</code></a>
doc: update test commands in Section Testing/development tips (<a
href="https://redirect.github.com/python-cffi/cffi/issues/158">#158</a>)</li>
<li><a
href="https://github.com/python-cffi/cffi/commit/25172b84cf51cf58241f074ccd1efd9c7648cb43"><code>25172b8</code></a>
doc: update year (<a
href="https://redirect.github.com/python-cffi/cffi/issues/153">#153</a>)</li>
<li><a
href="https://github.com/python-cffi/cffi/commit/b57a92c03eb2078a99c900519a37d18b4d52324f"><code>b57a92c</code></a>
issue 147: force-compute nested structs before parent structs. Occurs
mainly...</li>
<li>Additional commits viewable in <a
href="https://github.com/python-cffi/cffi/compare/v1.17.1...v2.0.0">compare
view</a></li>
</ul>
</details>
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