fix: mark PropertyDescribers with @final

src/PropertyDescriber/ArrayPropertyDescriber.php

@@ -17,6 +17,9 @@
 use OpenApi\Annotations as OA;
 use Symfony\Component\PropertyInfo\Type;
 
+/**
+ * @final
+ */
 class ArrayPropertyDescriber implements PropertyDescriberInterface, ModelRegistryAwareInterface, PropertyDescriberAwareInterface
 {
     use ModelRegistryAwareTrait;

src/PropertyDescriber/BooleanPropertyDescriber.php

@@ -14,6 +14,9 @@
 use OpenApi\Annotations as OA;
 use Symfony\Component\PropertyInfo\Type;
 
+/**
+ * @final
+ */
 class BooleanPropertyDescriber implements PropertyDescriberInterface
 {
     /**

src/PropertyDescriber/CompoundPropertyDescriber.php

@@ -17,6 +17,9 @@
 use OpenApi\Annotations as OA;
 use OpenApi\Generator;
 
+/**
+ * @final
+ */
 class CompoundPropertyDescriber implements PropertyDescriberInterface, ModelRegistryAwareInterface, PropertyDescriberAwareInterface
 {
     use ModelRegistryAwareTrait;

src/PropertyDescriber/DateTimePropertyDescriber.php

@@ -14,6 +14,9 @@
 use OpenApi\Annotations as OA;
 use Symfony\Component\PropertyInfo\Type;
 
+/**
+ * @final
+ */
 class DateTimePropertyDescriber implements PropertyDescriberInterface
 {
     /**

src/PropertyDescriber/FloatPropertyDescriber.php

@@ -14,6 +14,9 @@
 use OpenApi\Annotations as OA;
 use Symfony\Component\PropertyInfo\Type;
 
+/**
+ * @final
+ */
 class FloatPropertyDescriber implements PropertyDescriberInterface
 {
     /**

src/PropertyDescriber/IntegerPropertyDescriber.php

@@ -14,6 +14,9 @@
 use OpenApi\Annotations as OA;
 use Symfony\Component\PropertyInfo\Type;
 
+/**
+ * @final
+ */
 class IntegerPropertyDescriber implements PropertyDescriberInterface
 {
     /**

src/PropertyDescriber/ObjectPropertyDescriber.php

@@ -18,6 +18,9 @@
 use OpenApi\Annotations as OA;
 use Symfony\Component\PropertyInfo\Type;
 
+/**
+ * @final
+ */
 class ObjectPropertyDescriber implements PropertyDescriberInterface, ModelRegistryAwareInterface
 {
     use ModelRegistryAwareTrait;

src/PropertyDescriber/StringPropertyDescriber.php

@@ -14,6 +14,9 @@
 use OpenApi\Annotations as OA;
 use Symfony\Component\PropertyInfo\Type;
 
+/**
+ * @final
+ */
 class StringPropertyDescriber implements PropertyDescriberInterface
 {
     /**