Merge branch '6.0' into 6.1

* 6.0:
  [DoctrineBridge] Fix compatibility with doctrine/orm 3 in Id generators
  Bump Symfony version to 6.0.5
  Update VERSION for 6.0.4
  Update CHANGELOG for 6.0.4
  Bump Symfony version to 5.4.5
  Update VERSION for 5.4.4
  Update CHANGELOG for 5.4.4
  Update VERSION for 5.3.15
  Update CHANGELOG for 5.3.15
  Remove 5.3 from PR template
  Bump Symfony version to 4.4.38
  Update VERSION for 4.4.37
  Update CONTRIBUTORS for 4.4.37
  Update CHANGELOG for 4.4.37
  [Process] Update PHPDoc to use proper placeholder syntax
  Fixed functional testing description

Author: derrabus

Session/Storage/MockFileSessionStorage.php

@@ -13,7 +13,8 @@
 
 /**
  * MockFileSessionStorage is used to mock sessions for
- * functional testing when done in a single PHP process.
+ * functional testing where you may need to persist session data
+ * across separate PHP processes.
  *
  * No PHP session is actually started since a session can be initialized
  * and shutdown only once per PHP execution cycle and this class does