niv doom-emacs: update d88e0795 -> febf960c

## Changelog for doom-emacs:
Commits: [hlissner/doom-emacs@d88e0795...febf960c](d88e0795b6...febf960c4e)

* [`910e3bc1`](910e3bc1d9) config/default: update deprecated bindings
* [`719147cf`](719147cf8d) fix nix aspell installation instructions
* [`7d189efb`](7d189efb30) Bump :lang scheme
* [`d17616e8`](d17616e835) TAB = toggle section in magit-process-mode
* [`f11979ed`](f11979ed76) tools/pdf: only prompt to build epdfinfo once
* [`3fd1d03b`](3fd1d03b77) Bump :email wanderlust
* [`2e86cceb`](2e86cceb3f) Bump :lang
* [`ea207368`](ea207368d9) Bump :tools
* [`7d047dd8`](7d047dd8e0) Bump :ui
* [`7838e312`](7838e312e2) Bump :editor
* [`9137cbaa`](9137cbaaa4) Bump :completion
* [`a51be66d`](a51be66d30) Add word existence checking for +spell/correct
* [`448bff2f`](448bff2fd8) Implement cleaner version
* [`46525114`](4652511440) Fix hlissner/doom-emacs#4384: save server auth files to EMACSDIR
* [`65bd7c34`](65bd7c3414) Adds MDN search to online lookup
* [`fc9dd574`](fc9dd5748e) Fix hlissner/doom-emacs#4386: interop between ivy-xref & dired-do-find-regexp
* [`9e56927b`](9e56927b5f) Enable smartparens for `edebug-eval-expression'
* [`46ac4191`](46ac4191e1) Bump :tools debugger lsp
* [`a5af17b6`](a5af17b6aa) Fix hlissner/doom-emacs#4397: call pdf-tools-install-noverify
* [`c9dff2f9`](c9dff2f957) Bump :lang javascript

nix/sources.json

@@ -5,10 +5,10 @@
         "homepage": "",
         "owner": "hlissner",
         "repo": "doom-emacs",
-        "rev": "d88e0795b68bd0a261872b2c1e80b7b567a862ae",
-        "sha256": "0p0v6ljc7mkqc0pyjvbhdjbd36c57nh5a6ikgvcfkijhfmf4gg5a",
+        "rev": "febf960c4e6247f20946fd0a832bf5d3c3febaf3",
+        "sha256": "1jk0n6y1qp38wbwxsgb498x63mlnv7z44b43b4wx1ifdfhn9jvng",
         "type": "tarball",
-        "url": "https://github.com/hlissner/doom-emacs/archive/d88e0795b68bd0a261872b2c1e80b7b567a862ae.tar.gz",
+        "url": "https://github.com/hlissner/doom-emacs/archive/febf960c4e6247f20946fd0a832bf5d3c3febaf3.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "doom-snippets": {