Merge pull request #200 from AxonFramework/dependabot/maven/org.jetbrains.dokka-dokka-maven-plugin-1.6.21

Bump dokka-maven-plugin from 1.6.20 to 1.6.21

Author: CodeDrivenMitch

pom.xml

@@ -40,7 +40,7 @@
     <junit.jupiter.version>5.8.2</junit.jupiter.version>
     <slf4j.version>1.7.36</slf4j.version>
     <log4j.version>2.13.3</log4j.version>
-    <dokka.version>1.6.20</dokka.version>
+    <dokka.version>1.6.21</dokka.version>
 
     <!--
     Deactivate dokka by default, and make the build faster for all projects.