Remove removed file from blacklist.

Author: oleksandrkravchuk

dev/tests/static/testsuite/Magento/Test/Php/_files/phpstan/blacklist/common.txt

@@ -17,6 +17,5 @@ dev/tests/api-functional/testsuite/Magento/Customer/Api/AddressRepositoryTest.ph
 dev/tests/api-functional/testsuite/Magento/Framework/Model/Entity/HydratorTest.php
 dev/tests/api-functional/testsuite/Magento/Integration/Model/AdminTokenServiceTest.php
 dev/tests/api-functional/testsuite/Magento/Integration/Model/CustomerTokenServiceTest.php
-dev/tools/UpgradeScripts/pre_composer_update_2.3.php
 app/code/Magento/Developer/Test/Unit/Console/Command/DevTestsRunCommandTest.php
 app/code/Magento/OfflineShipping/Test/Unit/Model/ResourceModel/Carrier/Tablerate/CSV/ColumnResolverTest.php