deps: bump the dependency-updates group with 2 updates (#936)

Bumps the dependency-updates group with 2 updates:
[datatables.net-buttons](https://github.com/DataTables/Dist-DataTables-Buttons)
and
[datatables.net-buttons-bs4](https://github.com/DataTables/Dist-DataTables-Buttons-Bootstrap4).

Updates `datatables.net-buttons` from 3.2.0 to 3.2.1
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/DataTables/Dist-DataTables-Buttons/releases">datatables.net-buttons's
releases</a>.</em></p>
<blockquote>
<h2>3.2.1</h2>
<p>Buttons 3.2.1</p>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/DataTables/Dist-DataTables-Buttons/commit/0cd7fc5694231581fd2aff3340ad8d30bf4023a8"><code>0cd7fc5</code></a>
Update readme for clearer install instructions</li>
<li><a
href="https://github.com/DataTables/Dist-DataTables-Buttons/commit/8d0d334bc3e430404e03ee60aba59f89d6f9f0d0"><code>8d0d334</code></a>
3e81af170ae4a39818da49b407a7b793ea854ab9 Dev: Limit body children
selector as...</li>
<li><a
href="https://github.com/DataTables/Dist-DataTables-Buttons/commit/250af8d5696017543a6c79554bdd8c1c54e5e056"><code>250af8d</code></a>
9436314b69aff72152794985ab01da67394d23ee Fix: Javascript error when
showing f...</li>
<li><a
href="https://github.com/DataTables/Dist-DataTables-Buttons/commit/e63ee3b648643bf47351bb86286a3370a7d6e922"><code>e63ee3b</code></a>
c1323a1e9ec7d9aa3de32839dde49229b09649ae Fix: If an HTML node is
returned for...</li>
<li><a
href="https://github.com/DataTables/Dist-DataTables-Buttons/commit/cbdbb7c5495b48a9a1eef303792ba6e3eecfe118"><code>cbdbb7c</code></a>
0c81c91fe4202a954d57fe1b54cc0fe066056c17 Docs: Fix Excel min / max
column width</li>
<li><a
href="https://github.com/DataTables/Dist-DataTables-Buttons/commit/4d6bc406a55ad06f2d9342e514ba10151e12871f"><code>4d6bc40</code></a>
421ce6118d162981a14d91b5c1af665c41028de9 Fix: Bootstrap 5 dark mode
integrati...</li>
<li>See full diff in <a
href="https://github.com/DataTables/Dist-DataTables-Buttons/compare/3.2.0...3.2.1">compare
view</a></li>
</ul>
</details>
<br />

Updates `datatables.net-buttons-bs4` from 3.2.0 to 3.2.1
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/DataTables/Dist-DataTables-Buttons-Bootstrap4/releases">datatables.net-buttons-bs4's
releases</a>.</em></p>
<blockquote>
<h2>3.2.1</h2>
<p>Buttons Bootstrap4 3.2.1</p>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/DataTables/Dist-DataTables-Buttons-Bootstrap4/commit/74e967882e1e6fcb493c556311e2f928ff3a6088"><code>74e9678</code></a>
Update readme for clearer install instructions</li>
<li><a
href="https://github.com/DataTables/Dist-DataTables-Buttons-Bootstrap4/commit/85b3b0e2d201d6bf593986f9cc35c15dd06f23d6"><code>85b3b0e</code></a>
3e81af170ae4a39818da49b407a7b793ea854ab9 Dev: Limit body children
selector as...</li>
<li><a
href="https://github.com/DataTables/Dist-DataTables-Buttons-Bootstrap4/commit/56c30266eba245388fb077acd86f4361d83ea338"><code>56c3026</code></a>
9436314b69aff72152794985ab01da67394d23ee Fix: Javascript error when
showing f...</li>
<li><a
href="https://github.com/DataTables/Dist-DataTables-Buttons-Bootstrap4/commit/9662c1600bd8e9e3e1ff0962623cb19e701d0cb5"><code>9662c16</code></a>
c1323a1e9ec7d9aa3de32839dde49229b09649ae Fix: If an HTML node is
returned for...</li>
<li><a
href="https://github.com/DataTables/Dist-DataTables-Buttons-Bootstrap4/commit/c4146efcf4a46569065a983a0d97465487afa167"><code>c4146ef</code></a>
0c81c91fe4202a954d57fe1b54cc0fe066056c17 Docs: Fix Excel min / max
column width</li>
<li><a
href="https://github.com/DataTables/Dist-DataTables-Buttons-Bootstrap4/commit/fc732dcab242eb71ee8e3e6acfc3435b3973a36a"><code>fc732dc</code></a>
421ce6118d162981a14d91b5c1af665c41028de9 Fix: Bootstrap 5 dark mode
integrati...</li>
<li><a
href="https://github.com/DataTables/Dist-DataTables-Buttons-Bootstrap4/commit/2fc4ca18dc3699bc57774c3490f9d6928e62a477"><code>2fc4ca1</code></a>
Sync tag release - 3.2.0</li>
<li><a
href="https://github.com/DataTables/Dist-DataTables-Buttons-Bootstrap4/commit/a586c26db8938194bbbae0a6bd42b9502fc64bf1"><code>a586c26</code></a>
24a3dd12626c70152100444eebb1c5ab3be6c7fe Release 3.2.0</li>
<li>See full diff in <a
href="https://github.com/DataTables/Dist-DataTables-Buttons-Bootstrap4/compare/3.2.0...3.2.1">compare
view</a></li>
</ul>
</details>
<br />


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