Update direct.ts

The Internet Assigned Numbers Authority (IANA) has made a provisional determination that “.INTERNAL” should be reserved for private-use and internal network applications.

- [proposed-top-level-domain-string-for-private-use-24-01-2024](https://www.icann.org/en/public-comment/proceeding/proposed-top-level-domain-string-for-private-use-24-01-2024)

Source/non_ip/direct.ts

@@ -144,6 +144,7 @@ export const LAN = {
     domains: [
       '+lan',
       '+local',
+      '+internal',
       // 'amplifi.lan',
       // '$localhost',
       '+localdomain',