Enable the @stylistic/ts/quotes eslint rule (#1850)

## Description:

Enable the `@stylistic/ts/quotes` eslint rule.

Fixes #1788

## 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

src/core/execution/TrainExecution.ts

@@ -58,7 +58,7 @@ export class TrainExecution implements Execution {
 
     const spawn = this.player.canBuild(UnitType.Train, this.stations[0].tile());
     if (spawn === false) {
-      console.warn(`cannot build train`);
+      console.warn("cannot build train");
       this.active = false;
       return;
     }