Move allowUnfree to all of homes

Eventually for antigravity-cli

modules/home/common.nix

@@ -7,6 +7,8 @@
 }:
 {
   home.username = primaryUser;
+
+  nixpkgs.config.allowUnfree = true;
   home.packages = with pkgs; [
     stow
     wget
@@ -14,6 +16,7 @@
     silver-searcher
     yubikey-manager
   ];
+
   home.activation.stowLegacy = lib.hm.dag.entryAfter [ "writeBoundary" ] ''
     if [ -d "$HOME/dotfiles/legacy" ]; then
       run ${pkgs.stow}/bin/stow -d $HOME/dotfiles -t $HOME legacy

modules/home/mac-portable.nix

@@ -79,6 +79,5 @@
   #       -> set system.defaults.NSGlobalDomain
   #          or  system.defaults.CustomSystemPreferences
 
-  nixpkgs.config.allowUnfree = true;
   programs.vscode.enable = true;
 }