Upgrade extension version
[versions]
asciidoctor-jvm-plugin = "3.3.2"
-asciidoctorj-tabbed-code-extension = "0.2"
+asciidoctorj-tabbed-code-extension = "0.3"
grgit = "1.9.1"
gradle-git = "1.7.1"
gradle-git-publish = "0.3.3"
