Bump build_runner from 2.4.11 to 2.4.12 in /cipd_packages/device_doctor (#3859)

Bumps [build_runner](https://github.com/dart-lang/build) from 2.4.11 to 2.4.12.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a href="https://github.com/dart-lang/build/releases">build_runner's releases</a>.</em></p>
<blockquote>
<h2>package:build_runner v2.4.12</h2>
<ul>
<li>Bump the min sdk to 3.5.0-259.0.dev.</li>
<li>Fix watch mode for workspace repos.</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/dart-lang/build/commit/cb92b0108ca232d33fae37cca062bb05013ccce4"><code>cb92b01</code></a> release build_runner and build_runner_core (<a href="https://redirect.github.com/dart-lang/build/issues/3728">#3728</a>)</li>
<li><a href="https://github.com/dart-lang/build/commit/f038c9c9d7f7278d88c2d8c3937507a4e79166e3"><code>f038c9c</code></a> allow 3.6.x sdks (<a href="https://redirect.github.com/dart-lang/build/issues/3724">#3724</a>)</li>
<li><a href="https://github.com/dart-lang/build/commit/23b0f469db771630f8503db518ae4e8c9a351190"><code>23b0f46</code></a> Bump actions/stale from 8.0.0 to 9.0.0 (<a href="https://redirect.github.com/dart-lang/build/issues/3633">#3633</a>)</li>
<li><a href="https://github.com/dart-lang/build/commit/b34704d083a5351dd9cef911eec7722bce3d5feb"><code>b34704d</code></a> build_daemon: drop pkg:uuid dev_dep (<a href="https://redirect.github.com/dart-lang/build/issues/3722">#3722</a>)</li>
<li><a href="https://github.com/dart-lang/build/commit/b3d3ef1c6981c92d5f513d31240aa2e340f19cd3"><code>b3d3ef1</code></a> [WIP] Use workspaces (<a href="https://redirect.github.com/dart-lang/build/issues/3717">#3717</a>)</li>
<li><a href="https://github.com/dart-lang/build/commit/9e6af3ba877432900168310caf2c6fa31480333b"><code>9e6af3b</code></a> fix deprecation warnings (<a href="https://redirect.github.com/dart-lang/build/issues/3720">#3720</a>)</li>
<li><a href="https://github.com/dart-lang/build/commit/f908080b0f9888843175904fadd37aee3cce70f3"><code>f908080</code></a> Require analyzer 6.7.0, use FileSource. (<a href="https://redirect.github.com/dart-lang/build/issues/3719">#3719</a>)</li>
<li>See full diff in <a href="https://github.com/dart-lang/build/compare/build_runner-v2.4.11...build_runner-v2.4.12">compare view</a></li>
</ul>
</details>
<br />

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diff --git a/cipd_packages/device_doctor/pubspec.yaml b/cipd_packages/device_doctor/pubspec.yaml
index 94e2abe..1061e6c 100644
--- a/cipd_packages/device_doctor/pubspec.yaml
+++ b/cipd_packages/device_doctor/pubspec.yaml
@@ -16,7 +16,7 @@
   yaml: 3.1.2
 
 dev_dependencies:
-  build_runner: 2.4.11
+  build_runner: 2.4.12
   fake_async: 1.3.1
   mockito: 5.4.4
   test: 1.25.8