**What is this issue about?** <!-- Update "[ ]" to "[x]" to check a box --> - [ ] Bug report - [x] Feature request - [ ] Question **Description** Based on the [code](https://github.com/asciidoctor/asciidoctor-maven-plugin/blob/784b5b724d5e23d92331b2ca75417205e256a464/asciidoctor-parser-doxia-module/src/main/java/org/asciidoctor/maven/site/parser/processors/TableNodeProcessor.java#L77) seems work was started but not completed. But this is not blocking for v3.0.0, so scheduling for 3.0.1.