code: void unlock(Path lockFile) throws JobLockException {
      log.debug("Removing lock: {}", lockFile);
      if (!isLocked(lockFile)) {
        return;
      }
  
      try {
        this.fs.delete(lockFile, false);
      } catch (IOException e) {
        throw new JobLockException(e);
      }
    }
docs: Release the lock.
  
  @throws JobLockException thrown if the {@link JobLock} fails to be released