nixos/hostapd: fix regression after refactoring to RFC42. Switching from submodule notation from ({name, ...}: {}) to (submob: {}) seems to require a different accessing scheme.

nixos/modules/services/networking/hostapd.nix

···
                 };
 
                 config = let
-                  bss = bssSubmod.name;
                   bssCfg = bssSubmod.config;
-
                   pairwiseCiphers =
                     concatStringsSep " " (unique (bssCfg.authentication.pairwiseCiphers
                       ++ optionals bssCfg.authentication.enableRecommendedPairwiseCiphers ["CCMP" "CCMP-256" "GCMP" "GCMP-256"]));
···
                   } // optionalAttrs (bssCfg.bssid != null) {
                     bssid = bssCfg.bssid;
                   } // optionalAttrs (bssCfg.macAllow != [] || bssCfg.macAllowFile != null || bssCfg.authentication.saeAddToMacAllow) {
-                    accept_mac_file = "/run/hostapd/${bss}.mac.allow";
+                    accept_mac_file = "/run/hostapd/${bssCfg._module.args.name}.mac.allow";
                   } // optionalAttrs (bssCfg.macDeny != [] || bssCfg.macDenyFile != null) {
-                    deny_mac_file = "/run/hostapd/${bss}.mac.deny";
+                    deny_mac_file = "/run/hostapd/${bssCfg._module.args.name}.mac.deny";
                   } // optionalAttrs (bssCfg.authentication.mode == "none") {
                     wpa = mkDefault 0;
                   } // optionalAttrs (bssCfg.authentication.mode == "wpa3-sae") {
···
           };
 
           config.settings = let
-            radio = radioSubmod.name;
             radioCfg = radioSubmod.config;
           in {
             driver = radioCfg.driver;

nixos/tests/wpa_supplicant.nix

···
               ssid = "nixos-test-mixed";
               authentication = {
                 mode = "wpa3-sae-transition";
+                saeAddToMacAllow = true;
                 saePasswordsFile = pkgs.writeText "password" "reproducibility";
                 wpaPasswordFile = pkgs.writeText "password" "reproducibility";
               };