💥 Replace package.el/quelpa with straight #374

There are a few kinks to iron out, but for the most part it's done. Doom
Emacs, powered by straight. Goodbye gnutls and elpa/quelpa issues.

This update doesn't come with rollback or lockfile support yet, but I
will eventually include one with Doom, and packages will be (by default,
anyway) updated in sync with Doom.

Relevant threads: #1577 #1566 #1473

modules/editor/snippets/packages.el

@@ -5,6 +5,6 @@
 (package! auto-yasnippet)
 
 (package! doom-snippets
-  :recipe (:fetcher github
+  :recipe (:host github
            :repo "hlissner/doom-snippets"
            :files ("*.el" "snippets")))