Change the deprecation message for null attribute values

src/TwigComponent/CHANGELOG.md

@@ -5,7 +5,7 @@
 -  Add option `profiler.collect_components` to control component data collection
    in the profiler (enabled in debug mode by default)
 -  Add support for using directory name as component name for anonymous components
-
+-  Deprecate using `null` to add an attribute. Starting in `3.0`, passing `true` explicitly sets the attribute, while passing `false` or `null` omits it.
 ## 2.30
 
 -  Ensure compatibility with PHP 8.5

src/TwigComponent/src/ComponentAttributes.php

@@ -61,7 +61,7 @@ public function __toString(): string
             }
 
             if (null === $value) {
-                trigger_deprecation('symfony/ux-twig-component', '2.8.0', 'Passing "null" as an attribute value is deprecated and will throw an exception in 3.0.');
+                trigger_deprecation('symfony/ux-twig-component', '2.32.0', 'Passing null as value to set an attribute is deprecated, pass true instead. In 3.0, the null value will remove the attribute.', $key);
                 $value = true;
             }