Fix typo in error message

Author: fabpot

Controller/UserValueResolver.php

@@ -61,7 +61,7 @@ public function resolve(Request $request, ArgumentMetadata $argument): iterable
         } elseif (null === $argument->getType() || $user instanceof ($argument->getType())) {
             yield $user;
         } else {
-            throw new AccessDeniedException(sprintf('The logged-in user is an instance of "%s" and an user of type "%s" is expected.', $user::class, $argument->getType()));
+            throw new AccessDeniedException(sprintf('The logged-in user is an instance of "%s" but a user of type "%s" is expected.', $user::class, $argument->getType()));
         }
     }
 }

Tests/Controller/UserValueResolverTest.php

@@ -128,7 +128,7 @@ public function testResolveThrowsAccessDeniedWithWrongUserClass()
 
         $this->assertTrue($resolver->supports(Request::create('/'), $metadata));
         $this->expectException(AccessDeniedException::class);
-        $this->expectExceptionMessageMatches('/^The logged-in user is an instance of "Mock_UserInterface[^"]+" and an user of type "Symfony\\\\Component\\\\Security\\\\Core\\\\User\\\\InMemoryUser" is expected.$/');
+        $this->expectExceptionMessageMatches('/^The logged-in user is an instance of "Mock_UserInterface[^"]+" but a user of type "Symfony\\\\Component\\\\Security\\\\Core\\\\User\\\\InMemoryUser" is expected.$/');
         iterator_to_array($resolver->resolve(Request::create('/'), $metadata));
     }