refactor(modules): move base modules under modules

hosts/neogaia/default.nix

@@ -40,8 +40,6 @@
   modules.ssh.hostKeys.sopsFile = ../../secrets/neogaia.yaml;
   modules.ssh.userKey.sopsFile = ../../secrets/neogaia.yaml;
 
-  modules.toolkit.enable = true;
-
   # The walking-skeleton guest, enabled like any module: proves the guest path
   # end to end through this host's `nix flake check`.
   # Modest caps keep the skeleton guest from starving the laptop.

hosts/pikachu/default.nix

@@ -79,8 +79,6 @@
   modules.ssh.userKey.sopsFile = ../../secrets/pikachu.yaml;
 
   modules.git.enable = true;
-  modules.toolkit.enable = true;
-
   guests.actualbudget = {
     enable = true;
     vlan = 20;