Merge branch '5.4' into 6.0

* 5.4:
  Fix return types for PHP 8.1

Author: derrabus

Crawler.php

@@ -1076,6 +1076,7 @@ public function getNode(int $position)
     /**
      * @return int
      */
+    #[\ReturnTypeWillChange]
     public function count()
     {
         return \count($this->nodes);
@@ -1084,6 +1085,7 @@ public function count()
     /**
      * @return \ArrayIterator|\DOMNode[]
      */
+    #[\ReturnTypeWillChange]
     public function getIterator()
     {
         return new \ArrayIterator($this->nodes);

Form.php

@@ -304,6 +304,7 @@ public function all()
      *
      * @return bool true if the field exists, false otherwise
      */
+    #[\ReturnTypeWillChange]
     public function offsetExists(mixed $name)
     {
         return $this->has($name);
@@ -318,6 +319,7 @@ public function offsetExists(mixed $name)
      *
      * @throws \InvalidArgumentException if the field does not exist
      */
+    #[\ReturnTypeWillChange]
     public function offsetGet(mixed $name)
     {
         return $this->fields->get($name);
@@ -333,6 +335,7 @@ public function offsetGet(mixed $name)
      *
      * @throws \InvalidArgumentException if the field does not exist
      */
+    #[\ReturnTypeWillChange]
     public function offsetSet(mixed $name, mixed $value)
     {
         $this->fields->set($name, $value);
@@ -345,6 +348,7 @@ public function offsetSet(mixed $name, mixed $value)
      *
      * @return void
      */
+    #[\ReturnTypeWillChange]
     public function offsetUnset(mixed $name)
     {
         $this->fields->remove($name);