Fix the XML configuration example for enums

stof · web-flow · commit ec57b1090c93 · 2024-10-15T11:52:08.000+02:00
There is no `type="enum"` in the XML file loader.
diff --git a/configuration.rst b/configuration.rst
@@ -228,7 +228,7 @@ reusable configuration value. By convention, parameters are defined under the
                 <parameter key="app.another_constant" type="constant">App\Entity\BlogPost::MAX_ITEMS</parameter>
 
                 <!-- Enum case as parameter values -->
-                <parameter key="app.some_enum" type="enum">App\Enum\PostState::Published</parameter>
+                <parameter key="app.some_enum" type="constant">App\Enum\PostState::Published</parameter>
             </parameters>
 
             <!-- ... -->
