feat(wpcarro/tarasco): Support tarasco 🇲🇽

Named after the Mexican restaurant, El Tarasco, in El Porto, which I live 3m
walking distance from.

Change-Id: I2cd4b68eaa974ad6c8fec73e0566bc0b831c57a8
Reviewed-on: https://cl.tvl.fyi/c/depot/+/5743
Reviewed-by: wpcarro <wpcarro@gmail.com>
Reviewed-by: tazjin <tazjin@tvl.su>
Autosubmit: wpcarro <wpcarro@gmail.com>
Tested-by: BuildkiteCI

users/wpcarro/nixos/default.nix

@@ -1,13 +1,18 @@
 { depot, pkgs, ... }:
 
 let
-  inherit (depot.users.wpcarro.nixos) diogenes;
+  inherit (depot.users.wpcarro.nixos)
+    ava
+    diogenes
+    marcus
+    tarasco;
+
   systemFor = sys: (depot.ops.nixos.nixosFor sys).system;
 in
 {
-  avaSystem = systemFor depot.users.wpcarro.nixos.ava;
-
-  marcusSystem = systemFor depot.users.wpcarro.nixos.marcus;
+  avaSystem = systemFor ava;
+  marcusSystem = systemFor marcus;
+  tarascoSystem = systemFor ava;
 
   # Apply terraform updates and rebuild NixOS for diogenes.
   deploy-diogenes = pkgs.writeShellScriptBin "deploy-diogenes" ''
@@ -49,5 +54,6 @@ in
   meta.ci.targets = [
     "avaSystem"
     "marcusSystem"
+    "tarascoSystem"
   ];
 }