Issue #3228115: remove unused automatic_updates.recommender service

src/UpdateRecommender.php

-<?php
-
-namespace Drupal\automatic_updates;
-
-use Drupal\update\UpdateManagerInterface;
-use Drupal\update\UpdateProcessorInterface;
-
-/**
- * Determines the recommended version of a package.
- */
-class UpdateRecommender {
-
-  /**
-   * The update manager service.
-   *
-   * @var \Drupal\update\UpdateManagerInterface
-   */
-  protected $updateManager;
-
-  /**
-   * The update processor service.
-   *
-   * @var \Drupal\update\UpdateProcessorInterface
-   */
-  protected $updateProcessor;
-
-  /**
-   * UpdateRecommender constructor.
-   *
-   * @param \Drupal\update\UpdateManagerInterface $update_manager
-   *   The update manager service.
-   * @param \Drupal\update\UpdateProcessorInterface $update_processor
-   *   The update processor service.
-   */
-  public function __construct(UpdateManagerInterface $update_manager, UpdateProcessorInterface $update_processor) {
-    $this->updateManager = $update_manager;
-    $this->updateProcessor = $update_processor;
-  }
-
-  /**
-   * Returns the recommended update version of a project.
-   *
-   * @param string $project
-   *   The name of the project.
-   *
-   * @return string
-   *   The version that we recommend the site update to.
-   */
-  public function getRecommendedUpdateVersion(string $project) {
-    // Hard code for now
-    return '9.2.0';
-    // From https://www.drupal.org/project/drupal/issues/3111767
-    $this->updateManager->refreshUpdateData();
-    $this->updateProcessor->fetchData();
-    $available = update_get_available(TRUE);
-    $projects = update_calculate_project_data($available);
-    $not_recommended_version = $projects[$project]['status'] !== UpdateManagerInterface::CURRENT;
-    $security_update = in_array($projects['drupal']['status'], [UpdateManagerInterface::NOT_SECURE, UpdateManagerInterface::REVOKED], TRUE);
-    $recommended_release = isset($projects['drupal']['releases'][$projects['drupal']['recommended']]) ? $projects['drupal']['releases'][$projects['drupal']['recommended']] : NULL;
-    $existing_minor_version = explode('.', \Drupal::VERSION, -1);
-    $recommended_minor_version = explode('.', $recommended_release['version'], -1);
-    $major_upgrade = $existing_minor_version !== $recommended_minor_version;
-  }
-
-}