chore: update smithy-kotlin version and sync AWS service models (#829)

Author: ianbotsf

.changes/8a8f8f3d-b673-43a9-8bf5-8439b4240fc7.json

@@ -0,0 +1,5 @@
+{
+    "id": "8a8f8f3d-b673-43a9-8bf5-8439b4240fc7",
+    "type": "misc",
+    "description": "Update to latest **smithy-kotlin** version"
+}

.changes/8c35bd04-c20c-4bfd-a72a-7de282530542.json

@@ -0,0 +1,5 @@
+{
+    "id": "8c35bd04-c20c-4bfd-a72a-7de282530542",
+    "type": "feature",
+    "description": "Sync to latest AWS service models"
+}