update php symfony samples

Author: frantuma

samples/server/petstore/php-symfony/SymfonyBundle-php/Api/PetApiInterface.php

@@ -105,6 +105,7 @@ public function deletePet($petId, $apiKey = null, &$responseCode, array &$respon
     public function findPetsByStatus(array $status, &$responseCode, array &$responseHeaders);
 
     /**
+     * @deprecated
      * Operation findPetsByTags
      *
      * Finds Pets by tags

samples/server/petstore/php-symfony/SymfonyBundle-php/Model/Amount.php

@@ -52,7 +52,7 @@ class Amount
      * @Assert\Type("double")
      * @Type("double")
      * @Assert\GreaterThanOrEqual(0.01)
-     * @Assert\LessThanOrEqual(0.01)
+     * @Assert\LessThanOrEqual(1000000000000000)
      */
     protected $value;
 

samples/server/petstore/php-symfony/SymfonyBundle-php/Resources/config/services.yml

@@ -14,10 +14,10 @@ services:
         class: Swagger\Server\Model\ModelSerializer
 
     swagger_server.service.serializer:
-        class: %swagger_server.serializer%
+        class: "%swagger_server.serializer%"
 
     swagger_server.service.validator:
-        class: %swagger_server.validator%
+        class: "%swagger_server.validator%"
 
     swagger_server.controller.pet:
         class: Swagger\Server\Controller\PetController