Revert "emacs: switch back to puregtk, with clipboard fix"

This reverts commit f09190c68e.

home/profiles/emacs/default.nix

@@ -3,7 +3,7 @@
 {
   programs.emacs = {
     enable = true;
-    package = pkgs.emacsPgtkGcc;
+    package = pkgs.emacsGcc;
   };
 
   home.packages = with pkgs;

home/profiles/emacs/doom.d/config.org

@@ -80,25 +80,6 @@ Disable format-on-save for Rust, since it seems to complain...
         '(not rust-mode))
 #+END_SRC
 
-** Wayland-specific
-
-#+begin_src emacs-lisp
-  (when (getenv "WAYLAND_DISPLAY")
-    (setq wl-copy-p nil
-  
-          interprogram-cut-function
-          (lambda (text)
-            (setq-local process-connection-type 'pipe)
-            (setq wl-copy-p (start-process "wl-copy" nil "wl-copy" "--foreground" "--trim-newline"))
-            (process-send-string wl-copy-p text)
-            (process-send-eof wl-copy-p))
-  
-          interprogram-paste-function
-          (lambda ()
-            (unless (and wl-copy-p (process-live-p wl-copy-p))
-              (shell-command-to-string "wl-paste -n | tr -d '\r'")))))
-#+end_src
-
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