Add support for pandoc >= 3.8 && <3.11

Co-authored-by: hololeap <hololeap@protonmail.com>

Author: sternenseemann

gitit.cabal

@@ -134,7 +134,7 @@ Library
                      mtl,
                      old-time,
                      temporary,
-                     pandoc >= 2.9 && < 2.20 || >= 3.0 && < 3.8,
+                     pandoc >= 2.9 && < 2.20 || >= 3.0 && < 3.11,
                      pandoc-types >= 1.20 && < 1.24,
                      skylighting >= 0.8.2.3 && < 0.15,
                      bytestring,

src/Network/Gitit/ContentTransformer.hs

@@ -515,7 +515,11 @@ pandocToHtml pandocContents = do
                                  MathJax u -> Pandoc.MathJax $ T.pack u
                                  RawTeX -> Pandoc.PlainMath
                       , writerTableOfContents = toc
+#if MIN_VERSION_pandoc(3,8,0)
+                      , writerHighlightMethod = Skylighting pygments
+#else
                       , writerHighlightStyle = Just pygments
+#endif
                       , writerExtensions = if bird
                                               then enableExtension Ext_literate_haskell
                                                    $ writerExtensions def