docs: Fix wrong link to Java 11
<ul>
<li><a href="doc-setup-8.html">Java 8</a></li>
<li>Java 9-10 - <i>Unsupported, update to Java 11</i></li>
- <li><a href="doc-setup-8.html">Java 11+</a></li>
+ <li><a href="doc-setup-11.html">Java 11+</a></li>
</ul>
<h2 id="getting-the-executable">Getting the executable</h2>
<p>Recaf is distributed as an executable jar file. You can get the latest release in the following ways:</p>
