minor symfony#54832 [DependencyInjection] remove no longer needed PHP version check (xabbuh)

This PR was merged into the 7.0 branch.

Discussion
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[DependencyInjection] remove no longer needed PHP version check

| Q             | A
| ------------- | ---
| Branch?       | 7.0
| Bug fix?      | no
| New feature?  | no
| Deprecations? | no
| Issues        |
| License       | MIT

possible after merging up symfony#53876

Commits
-------

59ec34b remove no longer needed PHP version check

Author: derrabus

src/Symfony/Component/DependencyInjection/LazyProxy/PhpDumper/LazyServiceDumper.php

@@ -105,7 +105,7 @@ public function getProxyCode(Definition $definition, ?string $id = null): string
 
         if ($asGhostObject) {
             try {
-                return (\PHP_VERSION_ID >= 80200 && $class?->isReadOnly() ? 'readonly ' : '').'class '.$proxyClass.ProxyHelper::generateLazyGhost($class);
+                return ($class?->isReadOnly() ? 'readonly ' : '').'class '.$proxyClass.ProxyHelper::generateLazyGhost($class);
             } catch (LogicException $e) {
                 throw new InvalidArgumentException(sprintf('Cannot generate lazy ghost for service "%s".', $id ?? $definition->getClass()), 0, $e);
             }