src/vs/platform/userDataSync/common/userDataSyncMachines.ts/UserDataSyncMachinesService/setEnablement
class UserDataSyncMachinesService:	async setEnablement(machineId: string, enabled: boolean): Promise<void> {
		const machineData = await this.readMachinesData();
		const machine = machineData.machines.find(({ id }) => id === machineId);
		if (machine) {
			machine.disabled = enabled ? undefined : true;
			await this.writeMachinesData(machineData);
		}
	}