code: public Stream<User> findUsersStream(String emailOrUsername) throws GitLabApiException {
          return (findUsers(emailOrUsername, getDefaultPerPage()).stream());
      }
docs: Search users by Email or username.
  
  <pre><code>GitLab Endpoint: GET /users?search=:email_or_username</code></pre>
  
  @param emailOrUsername the email or username to search for
  @return a Stream of User instances with the email or username like emailOrUsername
  @throws GitLabApiException if any exception occurs