Bump mheap/github-action-required-labels from 5.5.0 to 5.5.1 (#25202)

Bumps
[mheap/github-action-required-labels](https://github.com/mheap/github-action-required-labels)
from 5.5.0 to 5.5.1.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/mheap/github-action-required-labels/releases">mheap/github-action-required-labels's
releases</a>.</em></p>
<blockquote>
<h2>v5.5.1</h2>
<h2>What's Changed</h2>
<ul>
<li>fix: Ensure all label pages are traversed and remove per_page from
API and tests by <a
href="https://github.com/markscamilleri"><code>@​markscamilleri</code></a>
in <a
href="https://redirect.github.com/mheap/github-action-required-labels/pull/91">mheap/github-action-required-labels#91</a></li>
</ul>
<h2>New Contributors</h2>
<ul>
<li><a
href="https://github.com/markscamilleri"><code>@​markscamilleri</code></a>
made their first contribution in <a
href="https://redirect.github.com/mheap/github-action-required-labels/pull/91">mheap/github-action-required-labels#91</a></li>
</ul>
<p><strong>Full Changelog</strong>: <a
href="https://github.com/mheap/github-action-required-labels/compare/v5.5.0...v5.5.1">https://github.com/mheap/github-action-required-labels/compare/v5.5.0...v5.5.1</a></p>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/mheap/github-action-required-labels/commit/8afbe8ae6ab7647d0c9f0cfa7c2f939650d22509"><code>8afbe8a</code></a>
Automatic compilation</li>
<li><a
href="https://github.com/mheap/github-action-required-labels/commit/8eb7f59f448fc05be804f69408309c6f67ced71f"><code>8eb7f59</code></a>
fix: Ensure all label pages are traversed and remove per_page from API
and te...</li>
<li>See full diff in <a
href="https://github.com/mheap/github-action-required-labels/compare/388fd6af37b34cdfe5a23b37060e763217e58b03...8afbe8ae6ab7647d0c9f0cfa7c2f939650d22509">compare
view</a></li>
</ul>
</details>
<br />


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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/pr-labels.yml

@@ -17,7 +17,7 @@ jobs:
       pull-requests: write
     steps:
       - name: 'PR impact specified'
-        uses: mheap/github-action-required-labels@388fd6af37b34cdfe5a23b37060e763217e58b03 # v5.5.0
+        uses: mheap/github-action-required-labels@8afbe8ae6ab7647d0c9f0cfa7c2f939650d22509 # v5.5.1
         with:
           mode: exactly
           count: 1