Amazon Simple Storage Service Update: Added response overrides to Head Object requests.

Author: AWS

.changes/next-release/feature-AmazonSimpleStorageService-dbbbd46.json

@@ -0,0 +1,6 @@
+{
+    "type": "feature",
+    "category": "Amazon Simple Storage Service",
+    "contributor": "",
+    "description": "Added response overrides to Head Object requests."
+}