Bump asciidoctorj from 2.5.8 to 2.5.10

Bumps [asciidoctorj](https://github.com/asciidoctor/asciidoctorj) from 2.5.8 to 2.5.10.
- [Release notes](https://github.com/asciidoctor/asciidoctorj/releases)
- [Changelog](https://github.com/asciidoctor/asciidoctorj/blob/v2.5.10/CHANGELOG.adoc)
- [Commits](asciidoctor/asciidoctorj@v2.5.8...v2.5.10)

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

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

pom.xml

@@ -196,7 +196,7 @@
       <properties>
         <asciidoctor.maven.plugin.version>2.2.3</asciidoctor.maven.plugin.version>
         <asciidoctorj.pdf.version>2.3.9</asciidoctorj.pdf.version>
-        <asciidoctorj.version>2.5.8</asciidoctorj.version>
+        <asciidoctorj.version>2.5.10</asciidoctorj.version>
         <jruby.version>9.4.3.0</jruby.version>
       </properties>
       <build>