unwrap content of table with linenums

Reviewed-by: Kucerak, Kristian <kristian.kucerak@t-systems.com>
Reviewed-by: Hasko, Vladimir <vladimir.hasko@t-systems.com>
Co-authored-by: gtema <artem.goncharov@gmail.com>
Co-committed-by: gtema <artem.goncharov@gmail.com>

otc_doc_convertor/convertor.py

@@ -261,6 +261,9 @@ class OTCDocConvertor:
             table = td_lines.find_parent("table")
             if codeblock and table:
                 # Replace whole table with only codeblock td
+                logging.debug("Replace %s with %s" % (table, codeblock))
+                codeblock.name = "pre"
+                del codeblock["class"]
                 table.replace_with(codeblock)
 
         for pre in soup.body.find_all("pre"):