fix syntax

Author: Jamie Hannaford

samples/block_storage/v2/snapshots/create.php

@@ -15,4 +15,4 @@
     'volumeId'    => '{volumeId}',
     'name'        => '{name}',
     'description' => '{description}',
-]);
+]);

samples/block_storage/v2/snapshots/delete.php

@@ -12,4 +12,4 @@
 $service = $openstack->blockStorageV2();
 
 $snapshot = $service->getSnapshot('{snapshotId}');
-$snapshot->delete();
+$snapshot->delete();

samples/block_storage/v2/snapshots/get.php

@@ -11,4 +11,4 @@
 
 $service = $openstack->blockStorageV2();
 
-$snapshot = $service->getSnapshot('{snapshotId}');
+$snapshot = $service->getSnapshot('{snapshotId}');

samples/block_storage/v2/snapshots/get_metadata.php

@@ -12,4 +12,4 @@
 $service = $openstack->blockStorageV2();
 
 $metadata = $service->getSnapshot('{snapshotId}')
-                    ->getMetadata();
+                    ->getMetadata();

samples/block_storage/v2/snapshots/merge_metadata.php

@@ -15,4 +15,4 @@
 
 $snapshot->mergeMetadata([
     '{key}' => '{val}',
-]);
+]);

samples/block_storage/v2/snapshots/reset_metadata.php

@@ -15,4 +15,4 @@
 
 $snapshot->resetMetadata([
     '{key}' => '{val}',
-]);
+]);

samples/block_storage/v2/snapshots/update.php

@@ -16,4 +16,4 @@
 $snapshot->name = '{newName}';
 $snapshot->description = '{newDescription}';
 
-$snapshot->update();
+$snapshot->update();

samples/block_storage/v2/volume_types/create.php

@@ -13,4 +13,4 @@
 
 $volumeType = $service->createVolumeType([
     'name' => '{name}',
-]);
+]);

samples/block_storage/v2/volume_types/delete.php

@@ -12,4 +12,4 @@
 $service = $openstack->blockStorageV2();
 
 $volumeType = $service->getVolumeType('{volumeTypeId}');
-$volumeType->delete();
+$volumeType->delete();

samples/block_storage/v2/volume_types/get.php

@@ -11,4 +11,4 @@
 
 $service = $openstack->blockStorageV2();
 
-$volumeType = $service->getVolumeType('{volumeTypeId}');
+$volumeType = $service->getVolumeType('{volumeTypeId}');