Add tests for Markdown/RST in comments

Author: taminomara

crates/emmylua_ls/src/handlers/completion/providers/desc_provider.rs

@@ -141,7 +141,6 @@ fn add_by_prefix(
 
         // Modules.
         add_modules(builder, &prefix, None);
-        dbg!(&seen_types);
         complete_types_by_prefix(builder, &prefix, Some(&seen_types));
     }