minor #11110 Fixed the "applies to" of the Callback constraint (javiereguiluz)

This PR was merged into the 3.4 branch.

Discussion
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Fixed the "applies to" of the Callback constraint

I've checked the source code of all constraint validators to see if the "applies to" was correct ... there was only one issue.

Commits
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8bba58a Fixed the "applies to" of the Callback constraint

Author: javiereguiluz

reference/constraints/Callback.rst

@@ -17,17 +17,17 @@ can do anything, including creating and assigning validation errors.
     as you'll see in the example, a callback method has the ability to directly
     add validator "violations".
 
-+----------------+------------------------------------------------------------------------+
-| Applies to     | :ref:`class <validation-class-target>`                                 |
-+----------------+------------------------------------------------------------------------+
-| Options        | - :ref:`callback <callback-option>`                                    |
-|                | - `groups`_                                                            |
-|                | - `payload`_                                                           |
-+----------------+------------------------------------------------------------------------+
-| Class          | :class:`Symfony\\Component\\Validator\\Constraints\\Callback`          |
-+----------------+------------------------------------------------------------------------+
-| Validator      | :class:`Symfony\\Component\\Validator\\Constraints\\CallbackValidator` |
-+----------------+------------------------------------------------------------------------+
++----------------+-----------------------------------------------------------------------------------------------+
+| Applies to     | :ref:`class <validation-class-target>` or :ref:`property/method <validation-property-target>` |
++----------------+-----------------------------------------------------------------------------------------------+
+| Options        | - :ref:`callback <callback-option>`                                                           |
+|                | - `groups`_                                                                                   |
+|                | - `payload`_                                                                                  |
++----------------+-----------------------------------------------------------------------------------------------+
+| Class          | :class:`Symfony\\Component\\Validator\\Constraints\\Callback`                                 |
++----------------+-----------------------------------------------------------------------------------------------+
+| Validator      | :class:`Symfony\\Component\\Validator\\Constraints\\CallbackValidator`                        |
++----------------+-----------------------------------------------------------------------------------------------+
 
 Configuration
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