Adding ext-heading-anchor to dependencyManagement in parent pom
Adding ext-heading-anchor to dependencyManagement in parent pom

vsch/commonmark-java,vsch/commonmark-java,commonmark/commonmark-java,atlassian/commonmark-java,vsch/commonmark-java,atlassian/commonmark-java,commonmark/commonmark-java,atlassian/commonmark-java,commonmark/commonmark-java