fix(docs): error in AsciiDoc structure

Author: fugerit79

fj-doc-guide/src/main/docs/asciidoc/chapters/06_2_mod-fop.adoc

@@ -75,6 +75,7 @@ NOTE: If *pdf-a-mode* is set, there will be a strict validation of the PDF (i.e.
 TIP: Setting accessibility to 'false' will produce a smaller but less accessible PDF.
 
 [#doc-handler-mod-fop-pdf-config-pdf-a]
+
 ==== PDF/A DocHandler
 
 See also link:https://xmlgraphics.apache.org/fop/2.10/pdfa.html[Apache FOP PDF/A].

fj-doc-guide/src/main/docs/asciidoc/chapters/06_doc_handlers.adoc

@@ -176,3 +176,5 @@ They differ from other type handlers as they only handle the xref:#doc-format-en
 | txt
 | Just output the current source with no modification.
 | native ready (1)
+
+|========================================================================================================================================