Ensure all runtime_modules loaded before mapping their paths (#12287)

Co-authored-by: Alex Naser <alex.naser@remote.com>

Author: naserca

lib/elixir/lib/kernel/parallel_compiler.ex

@@ -271,6 +271,8 @@ defmodule Kernel.ParallelCompiler do
  for {{:module, module}, binary} when is_binary(binary) <- result,
  do: module
 
+ :code.ensure_modules_loaded(runtime_modules)
+
  runtime_modules =
  for module <- runtime_modules,
  path = :code.which(module),