Issue #3255350 by alexpott, longwave: Remove PHP 7 code from Drupal 10

.htaccess

composer/Plugin/VendorHardening/FileSecurity.php

core/assets/scaffold/files/example.settings.local.php

core/assets/scaffold/files/htaccess

...nnotation/Doctrine/Compatibility/Php7/ReflectionClass.php

...nnotation/Doctrine/Compatibility/Php8/ReflectionClass.php

...ent/Annotation/Doctrine/Compatibility/ReflectionClass.php

...l/Component/Annotation/Doctrine/StaticReflectionClass.php

core/lib/Drupal/Component/FileSecurity/FileSecurity.php

core/lib/Drupal/Core/Database/Install/Tasks.php

core/lib/Drupal/Core/Routing/Router.php

...rupal/FunctionalTests/Bootstrap/UncaughtExceptionTest.php

...ests/Drupal/KernelTests/Core/Database/TransactionTest.php

...ts/Core/Test/Comparator/MarkupInterfaceComparatorTest.php

core/tests/Drupal/Tests/BrowserHtmlDebugTrait.php

...pal/Tests/Component/Annotation/Doctrine/DocParserTest.php

core/tests/Drupal/Tests/Core/Config/ConfigTest.php

core/tests/README.md

sites/example.settings.local.php