Tests

Stub ItemList::getIterator return type (#868) #24

Job	Run time
Linting \| PHP 8.2	32s
Linting \| PHP 8.1	25s
Tests \| PHP 8.1 \| Drupal ^10.4	2m 26s
Tests \| PHP 8.3 \| Drupal ~11.0.0	2m 34s
Tests \| PHP 8.3 \| Drupal 11.x-dev	2m 39s
Linting \| PHP 8.3	23s
Linting \| PHP 8.4	24s
Tests \| PHP 8.3 \| Drupal ~11.1.0	2m 25s
Drupal core HEAD baseline check	7m 4s
Build Integration \| PHP 8.3 \| Drupal ~11.0.0	1m 21s
Build Integration (No PHPUnit) \| PHP 8.1 \| Drupal ^10.4	31s
Build Integration \| PHP 8.3 \| Drupal ~11.1.0	1m 17s
Build Integration \| PHP 8.1 \| Drupal ^10.4	1m 17s
Build Integration (No PHPUnit) \| PHP 8.3 \| Drupal ~11.1.0	25s
Build Integration (No PHPUnit) \| PHP 8.3 \| Drupal 11.x-dev	33s
Build Integration \| PHP 8.3 \| Drupal 11.x-dev	39s
Build Integration (No PHPUnit) \| PHP 8.3 \| Drupal ~11.0.0	35s
	25m 30s

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