Document imported_quoted trace event, closes #13878

Author: josevalim

lib/elixir/lib/code.ex

@@ -123,6 +123,11 @@ defmodule Code do
       of the imported function/macro. A :remote_function/:remote_macro event
       may still be emitted for the imported module/name/arity.
 
+    * `{:imported_quoted, meta, module, name, [arity]} - traced whenever an
+      imported function or macro is processed inside a `quote/2`. `meta` is the
+      call AST metadata, `module` is the module the import is from, followed by
+      the `name` and a list of `arities` of the imported function/macro.
+
     * `{:alias, meta, alias, as, opts}` - traced whenever `alias` is aliased
       to `as`. `meta` is the alias AST metadata and `opts` are the alias options.