hook_entity_legal_document_method_alter not called

Problem/Motivation

hook_entity_legal_document_method_alter is never called.

Steps to reproduce

Implement such hook in a custom method with some stuff, like:

/**
 * Implements hook_entity_legal_document_method_alter().
 */
function my_custom_module_entity_legal_document_method_alter(array $methods) {
  // some stuff
}

it will never being called.

Proposed resolution

Fix method info name at src/EntityLegalPluginManager.php

Remaining tasks

Review, tests.

User interface changes

N/A

API changes

None.

Data model changes

N/A