code: func (s *AccountsService) DeleteSSHKey(accountID, sshKeyID string) (*Response, error) {
  	u := fmt.Sprintf("accounts/%s/sshkeys/%s", accountID, sshKeyID)
  	return s.client.DeleteRequest(u, nil)
  }
docs: // DeleteSSHKey deletes an SSH key of a user.
  //
  // Gerrit API docs: https://gerrit-review.googlesource.com/Documentation/rest-api-accounts.html#delete-ssh-key