libkookie: emacs: add notmuch filter rules

infra/libkookie/overlays/kookie/emacs/default.nix

@@ -8,7 +8,7 @@ pkgs.emacsWithPackages (epkgs:
       ./base
       ./move-lines
       ./multi-cursor
-      ./notmuch
+      ./kookie-notmuch
       ./notmuch-rules
       ./org
       ./rust

infra/libkookie/overlays/kookie/emacs/notmuch-rules/default.el

@@ -5,8 +5,7 @@
 ;; This file is part of LIBKOOKIE, a collection of nix expressions.
 ;; LIBKOOKIE is licensed under the GPL-3.0 (or later) -- see LICENSE
 
-(provide 'kookie-rules)
-(require 'notmuch)
+(provide 'notmuch-rules)
 
 (setq mail-host-address "kookie.space")
 (setq mml-enable-flowed t)