Bump org.asciidoctor:asciidoctor-maven-plugin from 3.0.0 to 3.1.1

Bumps [org.asciidoctor:asciidoctor-maven-plugin](https://github.com/asciidoctor/asciidoctor-maven-plugin) from 3.0.0 to 3.1.1.
- [Release notes](https://github.com/asciidoctor/asciidoctor-maven-plugin/releases)
- [Changelog](https://github.com/asciidoctor/asciidoctor-maven-plugin/blob/main/CHANGELOG.adoc)
- [Commits](asciidoctor/asciidoctor-maven-plugin@asciidoctor-maven-tools-3.0.0...asciidoctor-maven-tools-3.1.1)

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

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

docs/pom.xml

@@ -43,7 +43,7 @@
     </licenses>
 
     <properties>
-        <version.asciidoctor>3.0.0</version.asciidoctor>
+        <version.asciidoctor>3.1.1</version.asciidoctor>
         <java.docs.dir>apidocs</java.docs.dir>
         <java.docs.output.directory>${project.build.directory}/site/${java.docs.dir}</java.docs.output.directory>
     </properties>