fixup changelog

Author: lucix-aws

.changelog/6015cce7833847beaefc27eb6f3ef294.json

@@ -0,0 +1,8 @@
+{
+    "id": "6015cce7-8338-47be-aefc-27eb6f3ef294",
+    "type": "bugfix",
+    "description": "Use UTC() in v4 event stream signer to prevent date mismatch on direct use.",
+    "modules": [
+        "."
+    ]
+}