Bump org.asciidoctor:asciidoctor-maven-plugin from 2.2.2 to 2.2.4

Bumps [org.asciidoctor:asciidoctor-maven-plugin](https://github.com/asciidoctor/asciidoctor-maven-plugin) from 2.2.2 to 2.2.4.
- [Release notes](https://github.com/asciidoctor/asciidoctor-maven-plugin/releases)
- [Changelog](https://github.com/asciidoctor/asciidoctor-maven-plugin/blob/asciidoctor-maven-plugin-2.2.4/CHANGELOG.adoc)
- [Commits](asciidoctor/asciidoctor-maven-plugin@asciidoctor-maven-plugin-2.2.2...asciidoctor-maven-plugin-2.2.4)

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

Signed-off-by: dependabot[bot] <support@github.com>

pom.xml

@@ -196,7 +196,7 @@
 					<dependency>
 						<groupId>org.asciidoctor</groupId>
 						<artifactId>asciidoctor-maven-plugin</artifactId>
-						<version>2.2.2</version>
+						<version>2.2.4</version>
 					</dependency>
 				</dependencies>
 			</plugin>