Merge pull request #57 from rabbitmq/dependabot/maven/org.asciidoctor-asciidoctorj-2.5.3

Bump asciidoctorj from 2.5.2 to 2.5.3

Author: acogoluegnes

pom.xml

@@ -83,7 +83,7 @@
     <maven-javadoc-plugin.version>3.2.0</maven-javadoc-plugin.version>
     <maven.jar.plugin.version>3.2.2</maven.jar.plugin.version>
     <asciidoctor.maven.plugin.version>2.2.2</asciidoctor.maven.plugin.version>
-    <asciidoctorj.version>2.5.2</asciidoctorj.version>
+    <asciidoctorj.version>2.5.3</asciidoctorj.version>
     <asciidoctorj.pdf.version>1.6.2</asciidoctorj.pdf.version>
     <asciidoctorj.diagram.version>2.2.1</asciidoctorj.diagram.version>
     <buildnumber.plugin.version>1.4</buildnumber.plugin.version>