Clan System Part 1 (#3276)

## Description:

Properly split out clantags and usernames, a clantag should not be part
of a username.

<img width="285" height="286" alt="image"
src="https://github.com/user-attachments/assets/8ac56e82-b12c-4fc0-9774-e445252a6e61"
/>

https://api.openfront.dev/game/ojkqZFb2


<img width="296" height="596" alt="image"
src="https://github.com/user-attachments/assets/85152f80-c111-4f87-b85b-8516c9c6137b"
/>


https://api.openfront.dev/game/MF32BkVc


requires;
https://github.com/openfrontio/infra/pull/264

## Please complete the following:

- [x] I have added screenshots for all UI updates
- [x] I process any text displayed to the user through translateText()
and I've added it to the en.json file
- [x] I have added relevant tests to the test directory
- [x] I confirm I have thoroughly tested these changes and take full
responsibility for any bugs introduced

## Please put your Discord username so you can be contacted if a bug or
regression is found:

w.o.n

src/core/game/Game.ts

@@ -2,7 +2,7 @@ import { Config } from "../configuration/Config";
 import { AbstractGraph } from "../pathfinding/algorithms/AbstractGraph";
 import { PathFinder } from "../pathfinding/types";
 import { AllPlayersStats, ClientID } from "../Schemas";
-import { getClanTag } from "../Util";
+import { formatPlayerDisplayName } from "../Util";
 import { GameMap, TileRef } from "./GameMap";
 import {
   GameUpdate,
@@ -503,7 +503,7 @@ export interface MutableAlliance extends Alliance {
 }
 
 export class PlayerInfo {
-  public readonly clan: string | null;
+  public readonly displayName: string;
 
   constructor(
     public readonly name: string,
@@ -513,8 +513,9 @@ export class PlayerInfo {
     // TODO: make player id the small id
     public readonly id: PlayerID,
     public readonly isLobbyCreator: boolean = false,
+    public readonly clanTag: string | null = null,
   ) {
-    this.clan = getClanTag(name);
+    this.displayName = formatPlayerDisplayName(this.name, this.clanTag);
   }
 }
 
@@ -706,7 +707,6 @@ export interface Player {
   // Either allied or on same team.
   isFriendly(other: Player, treatAFKFriendly?: boolean): boolean;
   team(): Team | null;
-  clan(): string | null;
   incomingAllianceRequests(): AllianceRequest[];
   outgoingAllianceRequests(): AllianceRequest[];
   alliances(): MutableAlliance[];