Bump urllib3 from 1.26.14 to 1.26.15 (#172)

Bumps [urllib3](https://github.com/urllib3/urllib3) from 1.26.14 to
1.26.15.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/urllib3/urllib3/releases">urllib3's
releases</a>.</em></p>
<blockquote>
<h2>1.26.15</h2>
<ul>
<li>Fix socket timeout value when HTTPConnection is reused (<a
href="https://redirect.github.com/urllib3/urllib3/issues/2645">urllib3/urllib3#2645</a>)</li>
<li>Remove &quot;!&quot; character from the unreserved characters in
IPv6 Zone ID parsing (<a
href="https://redirect.github.com/urllib3/urllib3/issues/2899">urllib3/urllib3#2899</a>)</li>
<li>Fix IDNA handling of 'x80' byte (<a
href="https://redirect.github.com/urllib3/urllib3/issues/2901">urllib3/urllib3#2901</a>)</li>
</ul>
</blockquote>
</details>
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https://github.com/urllib3/urllib3/blob/main/CHANGES.rst">urllib3's
changelog</a>.</em></p>
<blockquote>
<h2>1.26.15 (2023-03-10)</h2>
<ul>
<li>Fix socket timeout value when <code>HTTPConnection</code> is reused
(<code>[#2645](urllib3/urllib3#2645)
&lt;https://github.com/urllib3/urllib3/issues/2645&gt;</code>__)</li>
<li>Remove &quot;!&quot; character from the unreserved characters in
IPv6 Zone ID parsing
(<code>[#2899](urllib3/urllib3#2899)
&lt;https://github.com/urllib3/urllib3/issues/2899&gt;</code>__)</li>
<li>Fix IDNA handling of '\x80' byte
(<code>[#2901](urllib3/urllib3#2901)
&lt;https://github.com/urllib3/urllib3/issues/2901&gt;</code>__)</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/urllib3/urllib3/commit/95ca35211d23d8baf7646e1f60aa31e3650178a8"><code>95ca352</code></a>
Release 1.26.15</li>
<li><a
href="https://github.com/urllib3/urllib3/commit/a06c05cd4bba292ee26e3e9116cff902e0440b52"><code>a06c05c</code></a>
Fix _idna_encode handling of '\x80'</li>
<li><a
href="https://github.com/urllib3/urllib3/commit/27370204dbcb2ee555a136948afee276a96ddc87"><code>2737020</code></a>
[1.26] Remove &quot;!&quot; character from the &quot;unreserved&quot;
characters in IPv6 Zone ID ...</li>
<li><a
href="https://github.com/urllib3/urllib3/commit/a7ce8e0881c94800b14687145ee11940246d2b22"><code>a7ce8e0</code></a>
[1.26] Fix socket timeout value when HTTPConnection is reused</li>
<li><a
href="https://github.com/urllib3/urllib3/commit/571cc7c66e26589bec55033ab6c4fcd0107ff2ea"><code>571cc7c</code></a>
Stop relying on distutils from standard library</li>
<li><a
href="https://github.com/urllib3/urllib3/commit/4550786d1747697ef8095ac5fd6888390208127a"><code>4550786</code></a>
Remove timeout in select.select calls</li>
<li>See full diff in <a
href="https://github.com/urllib3/urllib3/compare/1.26.14...1.26.15">compare
view</a></li>
</ul>
</details>
<br />


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requirements.txt

@@ -25,5 +25,5 @@ tomli==2.0.1
 tomlkit==0.11.6
 typing_extensions==4.5.0
 ujson==5.7.0
-urllib3==1.26.14
+urllib3==1.26.15
 wrapt==1.15.0