revert some accidental bc breaks

src/Doctrine/Phpcr/RedirectRoute.php

@@ -74,6 +74,28 @@ public function getParentDocument(): ?object
         return $this->parent;
     }
 
+    /**
+     * @deprecated For BC with the PHPCR-ODM 1.4 HierarchyInterface
+     * @see setParentDocument
+     */
+    public function setParent($parent)
+    {
+        @trigger_error('The '.__METHOD__.'() method is deprecated and will be removed in version 4.0. Use setParentDocument() instead.', \E_USER_DEPRECATED);
+
+        return $this->setParentDocument($parent);
+    }
+
+    /**
+     * @deprecated For BC with the PHPCR-ODM 1.4 HierarchyInterface
+     * @see getParentDocument
+     */
+    public function getParent()
+    {
+            @trigger_error('The '.__METHOD__.'() method is deprecated and will be removed in version 4.0. Use getParentDocument() instead.', \E_USER_DEPRECATED);
+
+            return $this->getParentDocument();
+    }
+
     /**
      * Rename a route by setting its new name.
      *

src/Doctrine/Phpcr/Route.php

@@ -89,6 +89,28 @@ public function getParentDocument(): object
         return $this->parent;
     }
 
+    /**
+     * @deprecated For BC with the PHPCR-ODM 1.4 HierarchyInterface
+     * @see setParentDocument
+     */
+    public function setParent($parent)
+    {
+        @trigger_error('The '.__METHOD__.'() method is deprecated and will be removed in version 4.0. Use setParentDocument() instead.', \E_USER_DEPRECATED);
+
+        return $this->setParentDocument($parent);
+    }
+
+    /**
+     * @deprecated For BC with the PHPCR-ODM 1.4 HierarchyInterface
+     * @see getParentDocument
+     */
+    public function getParent()
+    {
+            @trigger_error('The '.__METHOD__.'() method is deprecated and will be removed in version 4.0. Use getParentDocument() instead.', \E_USER_DEPRECATED);
+
+            return $this->getParentDocument();
+    }
+
     /**
      * Rename a route by setting its new name.
      *

src/Model/RedirectRoute.php

@@ -45,7 +45,7 @@ class RedirectRoute extends Route implements RedirectRouteInterface
      *
      * @throws \LogicException
      */
-    public function setContent(object $document): static
+    public function setContent($document): static
     {
         throw new \LogicException('Do not set a content for the redirect route. It is its own content.');
     }

src/Validator/Constraints/RouteDefaultsTwigValidator.php

@@ -31,7 +31,7 @@ public function __construct(ControllerResolverInterface $controllerResolver, ?Lo
         $this->twig = $twig;
     }
 
-    public function validate(mixed $defaults, Constraint $constraint): void
+    public function validate($defaults, Constraint $constraint)
     {
         if (!$constraint instanceof RouteDefaults) {
             throw new \InvalidArgumentException(sprintf('Expected %s, got %s', RouteDefaults::class, get_class($constraint)));