[PropertyInfo] Improved the explanation of the with_constructor_extractor option

Author: javiereguiluz

reference/configuration/framework.rst

@@ -2577,7 +2577,11 @@ using the :ref:`ConstructorExtractor <components-property-information-constructo
 
 .. versionadded:: 7.3
 
-    The ``with_constructor_extractor`` option was introduced in Symfony 7.3.
+    The ``with_constructor_extractor`` option was introduced in Symfony 7.3 and
+    will be removed in Symfony 8.0. This temporary option was added because its
+    default value will change from ``false`` to ``true`` in Symfony 8.0. Requiring
+    you to set a value explicitly ensures that the change of default won't affect
+    your application.
 
 rate_limiter
 ~~~~~~~~~~~~