Bump test from 1.26.2 to 1.26.3 in /cipd_packages/device_doctor (#4813)

Bumps [test](https://github.com/dart-lang/test/tree/master/pkgs) from 1.26.2 to 1.26.3.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a href="https://github.com/dart-lang/test/releases">test's releases</a>.</em></p>
<blockquote>
<h2>package:test v1.26.3</h2>
<ul>
<li>Expand pub constraint to allow the latest <code>analyzer</code>.</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/dart-lang/test/commit/c201cc98cc969c3632b2b0b4eee469330fc3ed9b"><code>c201cc9</code></a> Expand Analyzer constraints to allow 8.x (<a href="https://github.com/dart-lang/test/tree/master/pkgs/issues/2518">#2518</a>)</li>
<li><a href="https://github.com/dart-lang/test/commit/2be5ca067bdf09e999be2ad760ab8efab854e789"><code>2be5ca0</code></a> prep to publish package:checks 0.3.1 (<a href="https://github.com/dart-lang/test/tree/master/pkgs/issues/2513">#2513</a>)</li>
<li><a href="https://github.com/dart-lang/test/commit/8e703e28f772257776745fa482ea4077c0ba074c"><code>8e703e2</code></a> Update README.md to clarify this is an experiment (<a href="https://github.com/dart-lang/test/tree/master/pkgs/issues/2512">#2512</a>)</li>
<li><a href="https://github.com/dart-lang/test/commit/0793a2b3262ac900558c49c76e9bbe4f29f91ea4"><code>0793a2b</code></a> Add isSorted and related matchers (<a href="https://github.com/dart-lang/test/tree/master/pkgs/issues/2490">#2490</a>)</li>
<li>See full diff in <a href="https://github.com/dart-lang/test/commits/test-v1.26.3/pkgs">compare view</a></li>
</ul>
</details>
<br />

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Author: dependabot[bot]

cipd_packages/device_doctor/pubspec.yaml

@@ -20,4 +20,4 @@ dev_dependencies:
   build_runner: 2.4.13
   fake_async: 1.3.3
   mockito: 5.4.4
-  test: 1.26.2
+  test: 1.26.3