Revert "Issue #3482464 by nicxvan, berdir: Backport Hook and LegacyHook Attribute"

This reverts commit 568ce2c6.

core/lib/Drupal/Core/Hook/Attribute/Hook.php

-<?php
-
-declare(strict_types=1);
-
-namespace Drupal\Core\Hook\Attribute;
-
-/**
- * This class will not have an effect until Drupal 11.1.0.
- *
- * This class is included in earlier Drupal versions to prevent phpstan errors
- * for modules implementing object oriented hooks using the #Hook and
- * #LegacyHook attributes.
- */
-#[\Attribute(\Attribute::TARGET_CLASS | \Attribute::TARGET_METHOD | \Attribute::IS_REPEATABLE)]
-class Hook {
-
-  /**
-   * Constructs a Hook attribute object.
-   *
-   * @param string $hook
-   *   The short hook name, without the 'hook_' prefix.
-   * @param string $method
-   *   (optional) The method name. If this attribute is on a method, this
-   *   parameter is not required. If this attribute is on a class and this
-   *   parameter is omitted, the class must have an __invoke() method, which is
-   *   taken as the hook implementation.
-   * @param int|null $priority
-   *   (optional) The priority of this implementation relative to other
-   *   implementations of this hook. Hook implementations with higher priority
-   *   are executed first. If omitted, the module order is used to order the
-   *   hook implementations.
-   * @param string|null $module
-   *   (optional) The module this implementation is for. This allows one module to
-   *   implement a hook on behalf of another module. Defaults to the module the
-   *   implementation is in.
-   */
-  public function __construct(
-    public string $hook,
-    public string $method = '',
-    public ?int $priority = NULL,
-    public ?string $module = NULL,
-  ) {}
-
-  /**
-   * Set the method the hook should apply to.
-   *
-   * @param string $method
-   *   The method that the hook attribute applies to.
-   *   This only needs to be set when the attribute is on the class.
-   */
-  public function setMethod(string $method): static {
-    $this->method = $method;
-    return $this;
-  }
-
-}

core/lib/Drupal/Core/Hook/Attribute/LegacyHook.php

-<?php
-
-declare(strict_types=1);
-
-namespace Drupal\Core\Hook\Attribute;
-
-/**
- * This class will not have an effect until Drupal 11.1.0.
- *
- * This class is included in earlier Drupal versions to prevent phpstan errors
- * for modules implementing object oriented hooks using the #Hook and
- * #LegacyHook attributes.
- */
-#[\Attribute(\Attribute::TARGET_FUNCTION)]
-class LegacyHook {
-
-}