Update PHP7 psr2 rule

Author: haphan

src/BlockStorage/v2/Api.php

@@ -1,4 +1,4 @@
-<?php declare (strict_types=1);
+<?php declare(strict_types=1);
 
 namespace OpenStack\BlockStorage\v2;
 

src/BlockStorage/v2/Models/Snapshot.php

@@ -1,4 +1,4 @@
-<?php declare (strict_types=1);
+<?php declare(strict_types=1);
 
 namespace OpenStack\BlockStorage\v2\Models;
 

src/BlockStorage/v2/Models/Volume.php

@@ -1,4 +1,4 @@
-<?php declare (strict_types=1);
+<?php declare(strict_types=1);
 namespace OpenStack\BlockStorage\v2\Models;
 
 use OpenStack\Common\Resource\OperatorResource;

src/BlockStorage/v2/Models/VolumeAttachment.php

@@ -1,4 +1,4 @@
-<?php declare (strict_types=1);
+<?php declare(strict_types=1);
 namespace OpenStack\BlockStorage\v2\Models;
 
 use OpenStack\Common\Resource\Listable;

src/BlockStorage/v2/Models/VolumeType.php

@@ -1,4 +1,4 @@
-<?php declare (strict_types=1);
+<?php declare(strict_types=1);
 
 namespace OpenStack\BlockStorage\v2\Models;
 

src/BlockStorage/v2/Params.php

@@ -1,4 +1,4 @@
-<?php declare (strict_types=1);
+<?php declare(strict_types=1);
 
 namespace OpenStack\BlockStorage\v2;
 

src/BlockStorage/v2/Service.php

@@ -1,4 +1,4 @@
-<?php declare (strict_types=1);
+<?php declare(strict_types=1);
 
 namespace OpenStack\BlockStorage\v2;
 
@@ -15,7 +15,7 @@ class Service extends AbstractService
     /**
      * Provisions a new bootable volume, based either on an existing volume, image or snapshot.
      * You must have enough volume storage quota remaining to create a volume of size requested.
-     * 
+     *
      * @param array $userOptions {@see Api::postVolumes}
      *
      * @return Volume
@@ -27,7 +27,7 @@ public function createVolume(array $userOptions): Volume
 
     /**
      * Lists all available volumes.
-     * 
+     *
      * @param bool  $detail      If set to TRUE, more information will be returned.
      * @param array $userOptions {@see Api::getVolumes}
      *

src/Common/Api/AbstractApi.php

@@ -1,4 +1,4 @@
-<?php declare (strict_types = 1);
+<?php declare(strict_types=1);
 
 namespace OpenStack\Common\Api;
 

src/Common/Api/AbstractParams.php

@@ -1,4 +1,4 @@
-<?php declare (strict_types=1);
+<?php declare(strict_types=1);
 
 namespace OpenStack\Common\Api;
 

src/Common/Api/ApiInterface.php

@@ -1,4 +1,4 @@
-<?php declare (strict_types=1);
+<?php declare(strict_types=1);
 
 namespace OpenStack\Common\Api;