Merge branch '5.3' into 5.4

* 5.3:
  [Mailer] Remove duplicate semicolon
  Update symfony_server.rst

Author: javiereguiluz

mailer.rst

@@ -439,7 +439,7 @@ header, etc.) but most of the times you'll set text headers::
         ->getHeaders()
             // this header tells auto-repliers ("email holiday mode") to not
             // reply to this message because it's an automated email
-            ->addTextHeader('X-Auto-Response-Suppress', 'OOF, DR, RN, NRN, AutoReply');
+            ->addTextHeader('X-Auto-Response-Suppress', 'OOF, DR, RN, NRN, AutoReply')
 
         // ...
     ;

setup/symfony_server.rst

@@ -114,10 +114,10 @@ root directory:
     $ cd my-project/
 
     # use a specific PHP version
-    $ echo 7.2 > .php-version
+    $ echo 7.4 > .php-version
 
-    # use any PHP 7.x version available
-    $ echo 7 > .php-version
+    # use any PHP 8.x version available
+    $ echo 8 > .php-version
 
 .. tip::