style: format entire depot with nixpkgs-fmt

This CL can be used to compare the style of nixpkgs-fmt against other
formatters (nixpkgs, alejandra).

Change-Id: I87c6abff6bcb546b02ead15ad0405f81e01b6d9e
Reviewed-on: https://cl.tvl.fyi/c/depot/+/4397
Tested-by: BuildkiteCI
Reviewed-by: sterni <sternenseemann@systemli.org>
Reviewed-by: lukegb <lukegb@tvl.fyi>
Reviewed-by: wpcarro <wpcarro@gmail.com>
Reviewed-by: Profpatsch <mail@profpatsch.de>
Reviewed-by: kanepyork <rikingcoding@gmail.com>
Reviewed-by: tazjin <tazjin@tvl.su>
Reviewed-by: cynthia <cynthia@tvl.fyi>
Reviewed-by: edef <edef@edef.eu>
Reviewed-by: eta <tvl@eta.st>
Reviewed-by: grfn <grfn@gws.fyi>

users/grfn/system/home/platforms/darwin.nix

@@ -10,7 +10,7 @@ with lib;
       pinentry_mac
     ];
 
-    home.activation.linkApplications = lib.hm.dag.entryAfter ["writeBoundary"] ''
+    home.activation.linkApplications = lib.hm.dag.entryAfter [ "writeBoundary" ] ''
       $DRY_RUN_CMD ln -sf $VERBOSE_ARG \
         ~/.nix-profile/Applications/* ~/Applications/
     '';