Bump maven-javadoc-plugin from 3.3.2 to 3.4.0

Bumps [maven-javadoc-plugin](https://github.com/apache/maven-javadoc-plugin) from 3.3.2 to 3.4.0.
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/apache/maven-javadoc-plugin/commit/40cc602f84dbb0689020b55b24970cdd7147722c"><code>40cc602</code></a> [maven-release-plugin] prepare release maven-javadoc-plugin-3.4.0</li>
<li><a href="https://github.com/apache/maven-javadoc-plugin/commit/0c6b32fb5ec9c31b4e38d9f32616ff51102623da"><code>0c6b32f</code></a> [MJAVADOC-714] Upgrade to Maven 3.2.5</li>
<li><a href="https://github.com/apache/maven-javadoc-plugin/commit/506cb74e6abc4b108121b0c586a15b75dd5ccc39"><code>506cb74</code></a> [MJAVADOC-696] Invalid anchors in Javadoc and plugin mojo</li>
<li><a href="https://github.com/apache/maven-javadoc-plugin/commit/47d03d3a08cc58a93fa384f4661d79c350842b82"><code>47d03d3</code></a> [MJAVADOC-712] Remove remains of org.codehaus.doxia.sink.Sink</li>
<li><a href="https://github.com/apache/maven-javadoc-plugin/commit/5fae3b656e131fa233982eebf0944b5253fc845e"><code>5fae3b6</code></a> [MJAVADOC-711] Upgrade plugins in ITs</li>
<li><a href="https://github.com/apache/maven-javadoc-plugin/commit/03ca84372ab689c91dd0d5b63cc2ee12ee3c466b"><code>03ca843</code></a> Bump maven-archiver from 3.5.1 to 3.5.2</li>
<li><a href="https://github.com/apache/maven-javadoc-plugin/commit/5dcfa6e70795d0b5cf5414a848e7e0aeb5541413"><code>5dcfa6e</code></a> Bump plexus-archiver from 4.2.6 to 4.2.7</li>
<li><a href="https://github.com/apache/maven-javadoc-plugin/commit/ca00601609903a0e88a067b2aa3d49e88191937a"><code>ca00601</code></a> Bump junit in /src/it/projects/MJAVADOC-498_modulepath</li>
<li><a href="https://github.com/apache/maven-javadoc-plugin/commit/2583554135dc04db58a435ebcbd2cd19f0d2563a"><code>2583554</code></a> Bump commons-io from 2.2 to 2.7 in /src/it/projects/MJAVADOC-437/module2</li>
<li><a href="https://github.com/apache/maven-javadoc-plugin/commit/9dd7bddb3db6d0d230092d7fbbd4188a98a3a75e"><code>9dd7bdd</code></a> use shared gh action/release-drafter (<a href="https://github-redirect.dependabot.com/apache/maven-javadoc-plugin/issues/128">#128</a>)</li>
<li>Additional commits viewable in <a href="https://github.com/apache/maven-javadoc-plugin/compare/maven-javadoc-plugin-3.3.2...maven-javadoc-plugin-3.4.0">compare view</a></li>
</ul>
</details>
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Fixes google#976

COPYBARA_INTEGRATE_REVIEW=google#976 from google:dependabot/maven/org.apache.maven.plugins-maven-javadoc-plugin-3.4.0 677ee6d
PiperOrigin-RevId: 443371763

pom.xml

@@ -19,7 +19,7 @@
  <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 
  <!-- Properties for plugins for which pluginManagement hasn't been working for us. -->
- <maven-javadoc-plugin.version>3.3.2</maven-javadoc-plugin.version>
+ <maven-javadoc-plugin.version>3.4.0</maven-javadoc-plugin.version>
  <maven-enforcer-plugin.version>3.0.0</maven-enforcer-plugin.version>
 
  <!-- Properties for multiple-artifact deps. -->