async writeTimezonesFiles() {
		await fs.writeFile(sTimezonesPath, this.sFileContent);
		console.log(`DONE, timezones updated: ${sTimezonesPath}`);
		await fs.writeFile(sTimezoneUtilsPath, this.sUtilsFileContent);
		console.log(`DONE, TimezoneUtils updated: ${sTimezoneUtilsPath}`);
	}
Writes the _timezones.js and the TimezoneUtils.js file.