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/bbbg/module.nix

@@ -3,7 +3,8 @@
 let
   bbbg = depot.users.grfn.bbbg;
   cfg = config.services.bbbg;
-in {
+in
+{
   options = with lib; {
     services.bbbg = {
       enable = mkEnableOption "BBBG Server";
@@ -81,9 +82,9 @@ in {
         description = "Run database migrations for BBBG";
         wantedBy = [ "bbbg-server.service" ];
         after = ([ "network.target" ]
-                 ++ (if cfg.database.enable
-                     then ["postgresql.service"]
-                     else []));
+          ++ (if cfg.database.enable
+        then [ "postgresql.service" ]
+        else [ ]));
 
         serviceConfig = {
           Type = "oneshot";