feat(sgx): add support for port 5355 in firewall configuration

- Allow TCP and UDP traffic on port 5355 for SGX networking.
- This enhances compatibility with multicast DNS resolution (mDNS).

systems/x86_64-linux/sgx/network.nix

@@ -51,11 +51,13 @@
   networking.firewall.allowedTCPPorts = [
     80
     443
+    5355
     8384
     22000
     config.services.netatalk.port
   ];
   networking.firewall.allowedUDPPorts = [
+    5355
     22000
     21027
   ];