gitea: Update configuration for 22.11

configuration/services/gitea.nix

@@ -8,12 +8,15 @@ in {
     httpAddress = "127.0.0.1";
     database.type = "postgres";
 
-    ssh.clonePort = 2222;
     rootUrl = "https://${domain}/";
-    cookieSecure = true;
 
     appName = "Gitea: Git with a cup of tea";
-    disableRegistration = true;
+
+    settings = {
+      server.SSH_PORT = 2222;
+      service.DISABLE_REGISTRATION = true;
+      session.COOKIE_SECURE = true;
+    };
   };
 
   # Set up SSL