Remove workers & troop ratio bar, only have troops (#1676)

## Description:

The troop/worker ratio bar is almost never changed. so remove it and the
entire concept of workers. Now there is just troops.

Now players get a consistent 1k/s gold.

## 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
- [x] I have read and accepted the CLA agreement (only required once).

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

evan

src/core/game/GameUpdates.ts

@@ -154,10 +154,7 @@ export interface PlayerUpdate {
   isDisconnected: boolean;
   tilesOwned: number;
   gold: Gold;
-  population: number;
-  workers: number;
   troops: number;
-  targetTroopRatio: number;
   allies: number[];
   embargoes: Set<PlayerID>;
   isTraitor: boolean;