Add PHP 8.1 support #1357
Description
This package is installable for PHP 8.1, but there are some fixes needed, example testing output:
Deprecated: Return type of Behat\Testwork\Output\Node\EventListener\ChainEventListener::count() should either be compatible with Countable::count(): int, or the #[ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /builds/mahalux/php-ci/test-project/vendor/behat/behat/src/Behat/Testwork/Output/Node/EventListener/ChainEventListener.php on line 54
Deprecated: Return type of Behat\Testwork\Output\Node\EventListener\ChainEventListener::getIterator() should either be compatible with IteratorAggregate::getIterator(): Traversable, or the #[ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /builds/mahalux/php-ci/test-project/vendor/behat/behat/src/Behat/Testwork/Output/Node/EventListener/ChainEventListener.php on line 62
Deprecated: Return type of Behat\Behat\Gherkin\Specification\LazyFeatureIterator::current() should either be compatible with Iterator::current(): mixed, or the #[ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /builds/mahalux/php-ci/test-project/vendor/behat/behat/src/Behat/Behat/Gherkin/Specification/LazyFeatureIterator.php on line 120
Deprecated: Return type of Behat\Behat\Gherkin\Specification\LazyFeatureIterator::next() should either be compatible with Iterator::next(): void, or the #[ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /builds/mahalux/php-ci/test-project/vendor/behat/behat/src/Behat/Behat/Gherkin/Specification/LazyFeatureIterator.php on line 96
Deprecated: Return type of Behat\Behat\Gherkin\Specification\LazyFeatureIterator::key() should either be compatible with Iterator::key(): mixed, or the #[ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /builds/mahalux/php-ci/test-project/vendor/behat/behat/src/Behat/Behat/Gherkin/Specification/LazyFeatureIterator.php on line 112
Deprecated: Return type of Behat\Behat\Gherkin\Specification\LazyFeatureIterator::valid() should either be compatible with Iterator::valid(): bool, or the #[ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /builds/mahalux/php-ci/test-project/vendor/behat/behat/src/Behat/Behat/Gherkin/Specification/LazyFeatureIterator.php on line 104
Deprecated: Return type of Behat\Behat\Gherkin\Specification\LazyFeatureIterator::rewind() should either be compatible with Iterator::rewind(): void, or the #[ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /builds/mahalux/php-ci/test-project/vendor/behat/behat/src/Behat/Behat/Gherkin/Specification/LazyFeatureIterator.php on line 87