Update external language support packages

- Remove pkgbuild (arch packages) mode
- Remove yuck (for EWW configs) mode
- Add portage modes

README.org

@@ -935,19 +935,26 @@ Doom's packages are pinned to a specific commit and updated from release to rele
 
 *** Packages
 
+**** Org Auto Tangle
+
 #+BEGIN_SRC emacs-lisp :tangle packages.el
 (package! org-auto-tangle)
+#+END_SRC
+
+**** Language Syntax Highlighting
+
+#+BEGIN_SRC emacs-lisp :tangle packages.el
 (package! git-modes)
 (package! vimrc-mode)
 (package! prettier-js)
 (package! rainbow-mode)
 (package! systemd)
-(package! pkgbuild-mode)
 (package! lua-mode)
 (package! just-mode)
 (package! nix-mode)
-(package! yuck-mode)
-(package! ebuild-mode)
 (package! sxhkd-mode
   :recipe (:host github :repo "xFA25E/sxhkd-mode"))
+(package! ebuild-mode)
+(package! portage-modes
+  :recipe (:host github :repo "OpenSauce04/portage-modes"))
 #+END_SRC

packages.el

@@ -2,16 +2,17 @@
 ;;; $DOOMDIR/packages.el
 
 (package! org-auto-tangle)
+
 (package! git-modes)
 (package! vimrc-mode)
 (package! prettier-js)
 (package! rainbow-mode)
 (package! systemd)
-(package! pkgbuild-mode)
 (package! lua-mode)
 (package! just-mode)
 (package! nix-mode)
-(package! yuck-mode)
-(package! ebuild-mode)
 (package! sxhkd-mode
   :recipe (:host github :repo "xFA25E/sxhkd-mode"))
+(package! ebuild-mode)
+(package! portage-modes
+  :recipe (:host github :repo "OpenSauce04/portage-modes"))