fix(users/Profpatsch/alacritty): remove stable alacritty

I figured out that the problem came from me installing alacritty in my
home profile, which was out of sync with my system closure’s opengl.

Updating the home profile “fixed” it.

Change-Id: I1e2b3a91da9a3ab8c47182e0e0a8e69b9285c75b
Reviewed-on: https://cl.tvl.fyi/c/depot/+/5522
Reviewed-by: Profpatsch <mail@profpatsch.de>
Reviewed-by: sterni <sternenseemann@systemli.org>
Tested-by: BuildkiteCI

third_party/nixpkgs/default.nix

@@ -27,10 +27,6 @@ let
   # Use `stableNixpkgs` from above.
   stableOverlay = _unstableSelf: _unstableSuper: {
 
-    # alacritty on unstable fails because it can’t find the libGLX.
-    # This is too hard to debug right now, let’s hope somebody else solves it for us.
-    alacritty-stable = stableNixpkgs.alacritty;
-
     # emacs27 is gone from unstable, but people should upgrade at
     # their own pace.
     emacs27 = builtins.trace "emacs27 is deprecated, please migrate to emacs28"

users/Profpatsch/alacritty.nix

@@ -1,7 +1,7 @@
 { depot, pkgs, lib, ... }:
 
 let
-  bins = depot.nix.getBins pkgs.alacritty-stable [ "alacritty" ];
+  bins = depot.nix.getBins pkgs.alacritty [ "alacritty" ];
 
   config =
     depot.users.Profpatsch.importDhall.importDhall {