Build: Bump coverage from 7.10.7 to 7.11.0 (#2641)

Bumps [coverage](https://github.com/nedbat/coveragepy) from 7.10.7 to
7.11.0.
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https://github.com/nedbat/coveragepy/blob/master/CHANGES.rst">coverage's
changelog</a>.</em></p>
<blockquote>
<h2>Version 7.11.0 — 2025-10-15</h2>
<ul>
<li>Dropped support for Python 3.9, declared support for Python 3.15
alpha.</li>
</ul>
<p>.. _changes_7-10-7:</p>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/nedbat/coveragepy/commit/20ef00b4abc33a52ffcb10de4d3144e29dbea6a3"><code>20ef00b</code></a>
docs: sample HTML for 7.11.0</li>
<li><a
href="https://github.com/nedbat/coveragepy/commit/5edf8ebf1f9754b32bad92d4826ed651614d9b94"><code>5edf8eb</code></a>
docs: prep for 7.11.0</li>
<li><a
href="https://github.com/nedbat/coveragepy/commit/2c023ae7a1c50e375d20c31b0b8c693416ba92a5"><code>2c023ae</code></a>
build: 3.15 is supported</li>
<li><a
href="https://github.com/nedbat/coveragepy/commit/2f1b95b0bd913397da3236155ca78e2117731247"><code>2f1b95b</code></a>
refactor: no need for _BaseCoverageException</li>
<li><a
href="https://github.com/nedbat/coveragepy/commit/72b1bcc77e0062eefaf9d1da40c6b8c2ef0ec27e"><code>72b1bcc</code></a>
build: test light-threads on all versions of Python</li>
<li><a
href="https://github.com/nedbat/coveragepy/commit/16e93797527eada3417afc439fc4b28a432d6efc"><code>16e9379</code></a>
refactor: move core tests to their own file</li>
<li><a
href="https://github.com/nedbat/coveragepy/commit/bc8875db8f98439c046f4c141cb7aecdaa8d1f56"><code>bc8875d</code></a>
test: change a test to be in-process so metacov can capture its
work</li>
<li><a
href="https://github.com/nedbat/coveragepy/commit/8e5d5b1bd53147e8618019191a062d2b86747355"><code>8e5d5b1</code></a>
build: tweak some version info</li>
<li><a
href="https://github.com/nedbat/coveragepy/commit/b0236dffef02f1aa219326b96230bdf26b9f5e6c"><code>b0236df</code></a>
test: more tests for core selection, and some refactoring of them</li>
<li><a
href="https://github.com/nedbat/coveragepy/commit/56edde623ae497c3638e608ef6803583c1db8720"><code>56edde6</code></a>
build: next version will be 7.11.0</li>
<li>Additional commits viewable in <a
href="https://github.com/nedbat/coveragepy/compare/7.10.7...7.11.0">compare
view</a></li>
</ul>
</details>
<br />


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