Issue #3503756 by quietone, smustgrave: Remove inline usages of @code/@endcode

core/assets/scaffold/files/default.settings.php

core/core.api.php

core/lib/Drupal.php

core/lib/Drupal/Component/Utility/UrlHelper.php

core/lib/Drupal/Core/Controller/ControllerBase.php

...lib/Drupal/Core/Field/FieldStorageDefinitionInterface.php

core/lib/Drupal/Core/Form/ConfigFormBaseTrait.php

core/lib/Drupal/Core/Form/FormBase.php

.../lib/Drupal/Core/Render/BareHtmlPageRendererInterface.php

.../Drupal/Core/TypedData/ComplexDataDefinitionInterface.php

core/modules/jsonapi/src/Context/FieldResolver.php

...odules/jsonapi/src/JsonApiResource/ResourceIdentifier.php

core/modules/media/src/OEmbed/Endpoint.php

core/modules/package_manager/package_manager.api.php

.../src/Functional/EntityResource/EntityResourceTestBase.php

core/modules/update/tests/src/Functional/UpdateTestTrait.php

...lows/src/WorkflowStateTransitionOperationsAccessCheck.php

sites/default/default.settings.php