minor #41295 Remove constraint for PHP < 8 (jderusse)

This PR was squashed before being merged into the 6.0 branch.

Discussion
----------

Remove constraint for PHP < 8

| Q             | A
| ------------- | ---
| Branch?       | 6.0
| Bug fix?      | no
| New feature?  | no
| Deprecations? | no
| Tickets       | -
| License       | MIT
| Doc PR        | -

Remove code check against PHP_VERSION < 8 (except for PHPUnit Bridge)

Commits
-------

a8c74ae3fb Remove constraint for PHP < 8

Author: nicolas-grekas

Loader/AnnotationClassLoader.php

@@ -280,7 +280,7 @@ protected function getGlobals(\ReflectionClass $class)
         $globals = $this->resetGlobals();
 
         $annot = null;
-        if (\PHP_VERSION_ID >= 80000 && ($attribute = $class->getAttributes($this->routeAnnotationClass, \ReflectionAttribute::IS_INSTANCEOF)[0] ?? null)) {
+        if ($attribute = $class->getAttributes($this->routeAnnotationClass, \ReflectionAttribute::IS_INSTANCEOF)[0] ?? null) {
             $annot = $attribute->newInstance();
         }
         if (!$annot && $this->reader) {
@@ -371,10 +371,8 @@ abstract protected function configureRoute(Route $route, \ReflectionClass $class
      */
     private function getAnnotations(object $reflection): iterable
     {
-        if (\PHP_VERSION_ID >= 80000) {
-            foreach ($reflection->getAttributes($this->routeAnnotationClass, \ReflectionAttribute::IS_INSTANCEOF) as $attribute) {
-                yield $attribute->newInstance();
-            }
+        foreach ($reflection->getAttributes($this->routeAnnotationClass, \ReflectionAttribute::IS_INSTANCEOF) as $attribute) {
+            yield $attribute->newInstance();
         }
 
         if (!$this->reader) {

Tests/Annotation/RouteTest.php

@@ -71,7 +71,6 @@ public function testDeprecationArrayAsFirstArgument(string $parameter, $value, s
     }
 
     /**
-     * @requires PHP 8
      * @dataProvider getValidParameters
      */
     public function testLoadFromAttribute(string $methodName, string $getter, $expectedReturn)

Tests/Loader/AnnotationClassLoaderWithAttributesTest.php

@@ -5,9 +5,6 @@
 use Symfony\Component\Routing\Loader\AnnotationClassLoader;
 use Symfony\Component\Routing\Route;
 
-/**
- * @requires PHP 8
- */
 class AnnotationClassLoaderWithAttributesTest extends AnnotationClassLoaderTest
 {
     protected function setUp(string $env = null): void

Tests/Loader/AnnotationFileLoaderTest.php

@@ -86,9 +86,6 @@ public function testSupports()
         $this->assertFalse($this->loader->supports($fixture, 'foo'), '->supports() checks the resource type if specified');
     }
 
-    /**
-     * @requires PHP 8
-     */
     public function testLoadAttributesClassAfterComma()
     {
         $this->reader->expects($this->once())->method('getClassAnnotation');
@@ -103,9 +100,6 @@ public function testLoadAttributesInlineClassAfterComma()
         $this->loader->load(__DIR__.'/../Fixtures/AttributesFixtures/AttributesClassParamInlineAfterCommaController.php');
     }
 
-    /**
-     * @requires PHP 8
-     */
     public function testLoadAttributesQuotedClassAfterComma()
     {
         $this->reader->expects($this->once())->method('getClassAnnotation');
@@ -120,9 +114,6 @@ public function testLoadAttributesInlineQuotedClassAfterComma()
         $this->loader->load(__DIR__.'/../Fixtures/AttributesFixtures/AttributesClassParamInlineQuotedAfterCommaController.php');
     }
 
-    /**
-     * @requires PHP 8
-     */
     public function testLoadAttributesClassAfterParenthesis()
     {
         $this->reader->expects($this->once())->method('getClassAnnotation');
@@ -137,9 +128,6 @@ public function testLoadAttributesInlineClassAfterParenthesis()
         $this->loader->load(__DIR__.'/../Fixtures/AttributesFixtures/AttributesClassParamInlineAfterParenthesisController.php');
     }
 
-    /**
-     * @requires PHP 8
-     */
     public function testLoadAttributesQuotedClassAfterParenthesis()
     {
         $this->reader->expects($this->once())->method('getClassAnnotation');