Bump :lang elixir
Bump :lang elixir

elixir-editors/emacs-elixir@231291e -> elixir-editors/emacs-elixir@02a3922

We're also transitioning from abbreviated SHA1 hashes to full ones. See
45cdfb125 for why.

Closes #3393

hlissner/doom-emacs,hlissner/.emacs.d,hlissner/.emacs.d,hlissner/.emacs.d,hlissner/.emacs.d,hlissner/.emacs.d,hlissner/.emacs.d,hlissner/.emacs.d,hlissner/doom-emacs,hlissner/doom-emacs,hlissner/doom-emacs,hlissner/doom-emacs,hlissner/doom-emacs,hlissner/doom-emacs,hlissner/.emacs.d