Revert "refactor(emacs): delete dead code"

Actually, native comp keeps spamming with warnings/erros
that are the implementation detail of packages.

This reverts commit d7383b0.

modules/nixos/programs/emacs/init.el

@@ -44,6 +44,7 @@
 (defalias 'yes-or-no-p 'y-or-n-p)
 (setq inhibit-startup-message t)
 (setq use-dialog-box nil)
+(setq native-comp-async-report-warnings-errors nil)
 (scroll-bar-mode -1)
 (tool-bar-mode -1)
 (tooltip-mode -1)