bug symfony#59304 [PropertyInfo] Remove @internal from PropertyReadInfo and PropertyWriteInfo (Dario Guarracino)

This PR was merged into the 6.4 branch.

Discussion
----------

[PropertyInfo] Remove ``@internal`` from `PropertyReadInfo` and `PropertyWriteInfo`

| Q             | A
| ------------- | ---
| Branch?       | 6.4
| Bug fix?      | yes
| New feature?  | no
| Deprecations? | no
| Issues        | [Fix symfony#58988](symfony#58988)
| License       | MIT

Commits
-------

7f251da [PropertyInfo] Remove ``@internal`` directives to allow extensions with no static-analysis errors

Author: chalasr

src/Symfony/Component/PropertyInfo/PropertyReadInfo.php

@@ -15,8 +15,6 @@
  * The property read info tells how a property can be read.
  *
  * @author Joel Wurtz <jwurtz@jolicode.com>
- *
- * @internal
  */
 final class PropertyReadInfo
 {

src/Symfony/Component/PropertyInfo/PropertyWriteInfo.php

@@ -15,8 +15,6 @@
  * The write mutator defines how a property can be written.
  *
  * @author Joel Wurtz <jwurtz@jolicode.com>
- *
- * @internal
  */
 final class PropertyWriteInfo
 {