Merge branch '6.2' into 6.3

* 6.2:
  [Validator] Add missing backquotes
  [Messenger] Remove versionadded about 5.4

Author: OskarStark

messenger.rst

@@ -2206,12 +2206,6 @@ provided in order to ease the declaration of these special handlers::
     By default, pending batches are flushed when the worker is idle as well
     as when it is stopped.
 
-.. versionadded:: 5.4
-
-    :class:`Symfony\\Component\\Messenger\\Handler\\BatchHandlerInterface` and
-    :class:`Symfony\\Component\\Messenger\\Handler\\BatchHandlerTrait` were
-    introduced in Symfony 5.4.
-
 Extending Messenger
 -------------------
 

reference/constraints/Length.rst

@@ -123,8 +123,8 @@ Parameter          Description
 ``{{ value }}``    The current (invalid) value
 =================  ============================================================
 
-exactly
-~~~~~~~
+``exactly``
+~~~~~~~~~~~
 
 **type**: ``integer``
 
@@ -137,8 +137,8 @@ the given value's length is not **exactly** equal to this value.
     without passing any named argument to it. This means that for example,
     ``#[Assert\Length(20)]`` and ``#[Assert\Length(exactly: 20)]`` are equivalent.
 
-exactMessage
-~~~~~~~~~~~~
+``exactMessage``
+~~~~~~~~~~~~~~~~
 
 **type**: ``string`` **default**: ``This value should have exactly {{ limit }} characters.``