Merge branch '5.4' into 6.2

* 5.4:
  [Translation][Mailer] Convert `$this` calls to static ones in data providers
  [BC Break] Make data providers for abstract test cases static
  use TestCase suffix for abstract tests in Tests directories
  Fix Request locale property doc types
  Bump absolute lowest dep to 4.4

Tests/Transport/MailgunTransportFactoryTest.php

@@ -21,12 +21,12 @@
 
 class MailgunTransportFactoryTest extends TransportFactoryTestCase
 {
-    public function getFactory(): TransportFactoryInterface
+    public static function getFactory(): TransportFactoryInterface
     {
-        return new MailgunTransportFactory($this->getDispatcher(), $this->getClient(), $this->getLogger());
+        return new MailgunTransportFactory(self::getDispatcher(), self::getClient(), self::getLogger());
     }
 
-    public function supportsProvider(): iterable
+    public static function supportsProvider(): iterable
     {
         yield [
             new Dsn('mailgun+api', 'default'),
@@ -59,11 +59,11 @@ public function supportsProvider(): iterable
         ];
     }
 
-    public function createProvider(): iterable
+    public static function createProvider(): iterable
     {
-        $client = $this->getClient();
-        $dispatcher = $this->getDispatcher();
-        $logger = $this->getLogger();
+        $client = self::getClient();
+        $dispatcher = self::getDispatcher();
+        $logger = self::getLogger();
 
         yield [
             new Dsn('mailgun+api', 'default', self::USER, self::PASSWORD),
@@ -106,15 +106,15 @@ public function createProvider(): iterable
         ];
     }
 
-    public function unsupportedSchemeProvider(): iterable
+    public static function unsupportedSchemeProvider(): iterable
     {
         yield [
             new Dsn('mailgun+foo', 'default', self::USER, self::PASSWORD),
             'The "mailgun+foo" scheme is not supported; supported schemes for mailer "mailgun" are: "mailgun", "mailgun+api", "mailgun+https", "mailgun+smtp", "mailgun+smtps".',
         ];
     }
 
-    public function incompleteDsnProvider(): iterable
+    public static function incompleteDsnProvider(): iterable
     {
         yield [new Dsn('mailgun+api', 'default', self::USER)];
 

composer.json

@@ -17,7 +17,7 @@
     ],
     "require": {
         "php": ">=8.1",
-        "symfony/mailer": "^5.4|^6.0"
+        "symfony/mailer": "^5.4.21|^6.2.7"
     },
     "require-dev": {
         "symfony/http-client": "^5.4|^6.0"