Update config.toml

Update to work with latest Chroma style support

Author: LisaFC

config.toml

@@ -70,6 +70,11 @@ time_format_blog = "02.01.2006"
   [markup.goldmark]
     [markup.goldmark.renderer]
       unsafe = true
+  [markup.highlight]
+      # See a complete list of available styles at https://xyproto.github.io/splash/docs/all.html
+      style = "tango"
+      # Uncomment if you want your chosen highlight style used for code blocks without a specified language
+      # guessSyntax = "true"
 
 # Everything below this are Site Params