src/vs/platform/userDataSync/common/abstractSynchronizer.ts/AbstractSynchroniser/isRemoteDataFromCurrentMachine
class AbstractSynchroniser:	private async isRemoteDataFromCurrentMachine(remoteUserData: IRemoteUserData): Promise<boolean> {
		const machineId = await this.currentMachineIdPromise;
		return !!remoteUserData.syncData?.machineId && remoteUserData.syncData.machineId === machineId;
	}