Remove key-value pair and switch "``md" to "``"

perl6-pod.html.markdown

@@ -1,6 +1,5 @@
 ---
 language: Pod
-name: Perl 6 Pod
 contributors:
     - ["Luis F. Uceta", "https://uzluisf.gitlab.io/"]
 filename: learnpod.pod6
@@ -50,7 +49,7 @@ Every Pod document has to begin with `=begin pod` and end with `=end pod`.
 Everything between these two delimiters will be processed and used to
 generate documentation.
 
-```md
+```