PHP8 Unsilenced deprecation notices

[juillerat]

PHP Version: PHP 8.0.0 PHPUnit 9.4.4

Issue:

Unsilenced deprecation notices (21)

  21x: Method ReflectionParameter::getClass() is deprecated
    3x in ParamFetcherListenerTest::testSettingParamFetcherByTypehint from FOS\RestBundle\Tests\EventListener
    3x in ParamFetcherTest::testWithSubRequests from FOS\RestBundle\Tests\Functional
    2x in ParamFetcherTest::testIncompatibleQueryParameter from FOS\RestBundle\Tests\Functional
    1x in ParamFetcherListenerTest::testSettingAttributes from FOS\RestBundle\Tests\EventListener
    1x in ParamFetcherListenerTest::testSettingParamFetcherOnRequest from FOS\RestBundle\Tests\EventListener
    1x in ParamFetcherListenerTest::testSettingParamFetcherForInvokable from FOS\RestBundle\Tests\EventListener
    1x in ParamFetcherTest::testDefaultParameters from FOS\RestBundle\Tests\Functional
    1x in ParamFetcherTest::testValidRawParameter from FOS\RestBundle\Tests\Functional
    1x in ParamFetcherTest::testValidMapParameter from FOS\RestBundle\Tests\Functional
    1x in ParamFetcherTest::testFileParamWithErrors from FOS\RestBundle\Tests\Functional
    1x in ParamFetcherTest::testFileParam from FOS\RestBundle\Tests\Functional
    1x in ParamFetcherTest::testFileParamNull from FOS\RestBundle\Tests\Functional
    1x in ParamFetcherTest::testFileParamArrayNullItem from FOS\RestBundle\Tests\Functional
    1x in ParamFetcherTest::testFileParamImageConstraintArray from FOS\RestBundle\Tests\Functional
    1x in ParamFetcherTest::testFileParamImageConstraintArrayException from FOS\RestBundle\Tests\Functional
    1x in ParamFetcherTest::testValidQueryParameter from FOS\RestBundle\Tests\Functional

[GuilhemN]

fixed in #2287