Fix coding standards

Author: ajgarlag

.github/workflows/coding-standards.yml

@@ -18,7 +18,7 @@ jobs:
             - name: "setup php"
               uses: "shivammathur/setup-php@v2"
               with:
-                php-version: "8.4"
+                php-version: "8.5"
                 tools: "composer"
 
             - name: "install composer dependencies"

src/Model/AccessToken.php

@@ -6,7 +6,7 @@
 
 use League\Bundle\OAuth2ServerBundle\ValueObject\Scope;
 
-class AccessToken implements AccessTokenInterface
+class AccessToken implements \Stringable, AccessTokenInterface
 {
     /**
      * @var string

src/Model/AuthorizationCode.php

@@ -6,7 +6,7 @@
 
 use League\Bundle\OAuth2ServerBundle\ValueObject\Scope;
 
-class AuthorizationCode implements AuthorizationCodeInterface
+class AuthorizationCode implements \Stringable, AuthorizationCodeInterface
 {
     /**
      * @var string

src/Model/RefreshToken.php

@@ -4,7 +4,7 @@
 
 namespace League\Bundle\OAuth2ServerBundle\Model;
 
-class RefreshToken implements RefreshTokenInterface
+class RefreshToken implements \Stringable, RefreshTokenInterface
 {
     private string $identifier;
     private \DateTimeInterface $expiry;

src/ValueObject/Grant.php

@@ -4,7 +4,7 @@
 
 namespace League\Bundle\OAuth2ServerBundle\ValueObject;
 
-class Grant
+class Grant implements \Stringable
 {
     /**
      * @var non-empty-string

src/ValueObject/RedirectUri.php

@@ -4,7 +4,7 @@
 
 namespace League\Bundle\OAuth2ServerBundle\ValueObject;
 
-class RedirectUri
+class RedirectUri implements \Stringable
 {
     /**
      * @var non-empty-string

src/ValueObject/Scope.php

@@ -4,7 +4,7 @@
 
 namespace League\Bundle\OAuth2ServerBundle\ValueObject;
 
-class Scope
+class Scope implements \Stringable
 {
     /**
      * @var non-empty-string