Bump up slevomat coding standard.

[ADmad]

No description provided.

[ADmad]

diff --git a/composer.json b/composer.json
index 015f3f72a3..b100340113 100644
--- a/composer.json
+++ b/composer.json
@@ -55,7 +55,7 @@
         "cakephp/validation": "self.version"
     },
     "require-dev": {
-        "cakephp/cakephp-codesniffer": "5.x-dev",
+        "cakephp/cakephp-codesniffer": "dev-5.x-update-slevomat-standard",
         "mikey179/vfsstream": "^1.6.10",
         "paragonie/csp-builder": "^2.3",
         "phpunit/phpunit": "^9.5.19"
diff --git a/src/Cache/Cache.php b/src/Cache/Cache.php
index 864c2ce47d..ea7ce14233 100644
--- a/src/Cache/Cache.php
+++ b/src/Cache/Cache.php
@@ -19,6 +19,7 @@ namespace Cake\Cache;
 use Cake\Cache\Engine\NullEngine;
 use Cake\Core\StaticConfigTrait;
 use Closure;
+use Psr\SimpleCache\CacheInterface;
 use RuntimeException;

 /**
@@ -201,7 +202,7 @@ class Cache
      * @param string $config The name of the configured cache backend.
      * @return \Psr\SimpleCache\CacheInterface&\Cake\Cache\CacheEngineInterface
      */
-    public static function pool(string $config)
+    public static function pool(string $config): CacheInterface&CacheEngineInterface
     {
         if (!static::$_enabled) {
             return new NullEngine();
diff --git a/src/Http/Cookie/Cookie.php b/src/Http/Cookie/Cookie.php
index 48f8f7f9e4..1f9b48200e 100644
--- a/src/Http/Cookie/Cookie.php
+++ b/src/Http/Cookie/Cookie.php
@@ -543,7 +543,7 @@ class Cookie implements CookieInterface
     /**
      * @inheritDoc
      */
-    public function getExpiry(): DateTimeInterface|null
+    public function getExpiry(): ?DateTimeInterface
     {
         return $this->expiresAt;
     }
diff --git a/src/Http/Cookie/CookieInterface.php b/src/Http/Cookie/CookieInterface.php
index 0dc1527b99..60476ecebd 100644
--- a/src/Http/Cookie/CookieInterface.php
+++ b/src/Http/Cookie/CookieInterface.php
@@ -144,7 +144,7 @@ interface CookieInterface
      *
      * @return \DateTimeInterface|null Timestamp of expiry or null
      */
-    public function getExpiry(): DateTimeInterface|null;
+    public function getExpiry(): ?DateTimeInterface;

     /**
      * Get the timestamp from the expiration time
diff --git a/src/I18n/TranslatorRegistry.php b/src/I18n/TranslatorRegistry.php
index 7bc5f2b890..85ca07a2e4 100644
--- a/src/I18n/TranslatorRegistry.php
+++ b/src/I18n/TranslatorRegistry.php
@@ -16,6 +16,9 @@ declare(strict_types=1);
  */
 namespace Cake\I18n;

+use Cake\Cache\CacheEngineInterface;
+use Psr\SimpleCache\CacheInterface;
+
 /**
  * Constructs and stores instances of translators that can be
  * retrieved by name and locale.
@@ -168,7 +171,7 @@ class TranslatorRegistry
      * @param \Psr\SimpleCache\CacheInterface&\Cake\Cache\CacheEngineInterface $cacher The cacher instance.
      * @return void
      */
-    public function setCacher($cacher): void
+    public function setCacher(CacheInterface&CacheEngineInterface $cacher): void
     {
         $this->_cacher = $cacher;
     }
diff --git a/src/TestSuite/Fixture/TestFixture.php b/src/TestSuite/Fixture/TestFixture.php
index 1af15270eb..2a32ecb1db 100644
--- a/src/TestSuite/Fixture/TestFixture.php
+++ b/src/TestSuite/Fixture/TestFixture.php
@@ -16,6 +16,8 @@ declare(strict_types=1);
 namespace Cake\TestSuite\Fixture;

 use Cake\Core\Exception\CakeException;
+use Cake\Database\Schema\SqlGeneratorInterface;
+use Cake\Database\Schema\TableSchemaInterface;
 use Cake\Datasource\ConnectionInterface;
 use Cake\Datasource\ConnectionManager;
 use Cake\Datasource\FixtureInterface;
@@ -57,7 +59,7 @@ class TestFixture implements FixtureInterface
      * @var \Cake\Database\Schema\TableSchemaInterface&\Cake\Database\Schema\SqlGeneratorInterface
      * @psalm-suppress PropertyNotSetInConstructor
      */
-    protected $_schema;
+    protected TableSchemaInterface&SqlGeneratorInterface $_schema;

     /**
      * Instantiate the fixture.
@@ -224,7 +226,7 @@ class TestFixture implements FixtureInterface
      *
      * @return \Cake\Database\Schema\TableSchemaInterface&\Cake\Database\Schema\SqlGeneratorInterface
      */
-    public function getTableSchema()
+    public function getTableSchema(): TableSchemaInterface&SqlGeneratorInterface
     {
         return $this->_schema;
     }