Bump org.asciidoctor:asciidoctorj-pdf from 1.6.2 to 2.3.10 (#521)

Bumps [org.asciidoctor:asciidoctorj-pdf](https://github.com/asciidoctor/asciidoctorj-pdf) from 1.6.2 to 2.3.10.
- [Release notes](https://github.com/asciidoctor/asciidoctorj-pdf/releases)
- [Changelog](https://github.com/asciidoctor/asciidoctorj-pdf/blob/main/CHANGELOG.adoc)
- [Commits](asciidoctor/asciidoctorj-pdf@v1.6.2...v2.3.10)

---
updated-dependencies:
- dependency-name: org.asciidoctor:asciidoctorj-pdf
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

doc/reference/pom.xml

@@ -17,7 +17,7 @@
 
     <properties>
         <asciidoctor.maven.plugin.version>2.2.2</asciidoctor.maven.plugin.version>
-        <asciidoctorj.pdf.version>1.6.2</asciidoctorj.pdf.version>
+        <asciidoctorj.pdf.version>2.3.10</asciidoctorj.pdf.version>
         <pdf.name>cdi-tck-reference-guide.pdf</pdf.name>
         <revnumber>4.0</revnumber>
     </properties>