Use Macro.Env in more warnings

Author: josevalim

Diff for: lib/elixir/lib/kernel.ex

@@ -3622,7 +3622,7 @@ defmodule Kernel do
   defp do_at([], meta, name, function?, env) do
     IO.warn(
       "the @#{name}() notation (with parentheses) is deprecated, please use @#{name} (without parentheses) instead",
-      Macro.Env.stacktrace(env)
+      env
     )
 
     do_at(nil, meta, name, function?, env)

Diff for: lib/elixir/lib/kernel/utils.ex

@@ -36,14 +36,14 @@ defmodule Kernel.Utils do
     if is_list(funs) do
       IO.warn(
         "passing a list to Kernel.defdelegate/2 is deprecated, please define each delegate separately",
-        Macro.Env.stacktrace(env)
+        env
       )
     end
 
     if Keyword.has_key?(opts, :append_first) do
       IO.warn(
         "Kernel.defdelegate/2 :append_first option is deprecated",
-        Macro.Env.stacktrace(env)
+        env
       )
     end