Merge branch '7.0' into 7.1

* 7.0:
  fix merge
  [AssetMapper] Split test dirs in tests
  Fix typo
  Change incorrect check for the `stateless` request attribute
  [Validator] add setGroupProvider to AttributeLoader
  use copy() instead of rename() on Windows
  test: kebab-case to snake_case
  [PropertyInfo] Handle collection in PhpStan same as PhpDoc
  [Messenger] Passing to `WorkerMessageRetriedEvent` envelope with actual stamps after sent

Tests/DotenvTest.php

@@ -430,16 +430,16 @@ public function testHttpVarIsPartiallyOverridden()
         $this->assertSame('http_value', $_SERVER['HTTP_TEST_ENV_VAR']);
     }
 
-    public function testEnvVarIsOverriden()
+    public function testEnvVarIsOverridden()
     {
-        putenv('TEST_ENV_VAR_OVERRIDEN=original_value');
+        putenv('TEST_ENV_VAR_OVERRIDDEN=original_value');
 
         $dotenv = (new Dotenv())->usePutenv();
-        $dotenv->populate(['TEST_ENV_VAR_OVERRIDEN' => 'new_value'], true);
+        $dotenv->populate(['TEST_ENV_VAR_OVERRIDDEN' => 'new_value'], true);
 
-        $this->assertSame('new_value', getenv('TEST_ENV_VAR_OVERRIDEN'));
-        $this->assertSame('new_value', $_ENV['TEST_ENV_VAR_OVERRIDEN']);
-        $this->assertSame('new_value', $_SERVER['TEST_ENV_VAR_OVERRIDEN']);
+        $this->assertSame('new_value', getenv('TEST_ENV_VAR_OVERRIDDEN'));
+        $this->assertSame('new_value', $_ENV['TEST_ENV_VAR_OVERRIDDEN']);
+        $this->assertSame('new_value', $_SERVER['TEST_ENV_VAR_OVERRIDDEN']);
     }
 
     public function testMemorizingLoadedVarsNamesInSpecialVar()