Bump org.apache.maven.plugins:maven-javadoc-plugin from 3.4.1 to 3.6.3

Bumps [org.apache.maven.plugins:maven-javadoc-plugin](https://github.com/apache/maven-javadoc-plugin) from 3.4.1 to 3.6.3.
- [Release notes](https://github.com/apache/maven-javadoc-plugin/releases)
- [Commits](apache/maven-javadoc-plugin@maven-javadoc-plugin-3.4.1...maven-javadoc-plugin-3.6.3)

---
updated-dependencies:
- dependency-name: org.apache.maven.plugins:maven-javadoc-plugin
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

pom.xml

@@ -933,7 +933,7 @@
     <maven-gpg-plugin.version>3.0.1</maven-gpg-plugin.version>
     <maven-install-plugin.version>3.1.0</maven-install-plugin.version>
     <maven-jar-plugin.version>3.3.0</maven-jar-plugin.version>
-    <maven-javadoc-plugin.version>3.4.1</maven-javadoc-plugin.version>
+    <maven-javadoc-plugin.version>3.6.3</maven-javadoc-plugin.version>
     <maven-jxr-plugin.version>3.3.0</maven-jxr-plugin.version>
     <maven-plugin-plugin.version>3.7.0</maven-plugin-plugin.version>
     <maven-pmd-plugin.version>3.19.0</maven-pmd-plugin.version>