Improve random spawn (#2503)

## Description:

This is a previously approved PR with an additional commit that fixes
case when nations change spawn & jump around, their previous territory
wasn't getting deleted.

## 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:

nikolaj_mykola

---------

Co-authored-by: Evan <evanpelle@gmail.com>

tests/TerritoryCapture.test.ts

@@ -1,16 +1,18 @@
 import { SpawnExecution } from "../src/core/execution/SpawnExecution";
 import { Player, PlayerInfo, PlayerType } from "../src/core/game/Game";
+import { GameID } from "../src/core/Schemas";
 import { setup } from "./util/Setup";
 
 describe("Territory management", () => {
   test("player owns the tile it spawns on", async () => {
     const game = await setup("plains");
+    const gameID: GameID = "game_id";
     game.addPlayer(
       new PlayerInfo("test_player", PlayerType.Human, null, "test_id"),
     );
     const spawnTile = game.map().ref(50, 50);
     game.addExecution(
-      new SpawnExecution(game.player("test_id").info(), spawnTile),
+      new SpawnExecution(gameID, game.player("test_id").info(), spawnTile),
     );
     // Init the execution
     game.executeNextTick();