chore: bump smithy-kotlin version and sync service models (#812)

Author: lauzadis

.changes/3ad44fd8-eed9-46b7-9b9f-1024774dd001.json

@@ -0,0 +1,5 @@
+{
+    "id": "3ad44fd8-eed9-46b7-9b9f-1024774dd001",
+    "type": "misc",
+    "description": "Sync AWS service models"
+}

codegen/sdk/aws-models/accessanalyzer.json

@@ -7198,4 +7198,4 @@
             }
         }
     }
-}
+}

codegen/sdk/aws-models/appflow.json

@@ -1682,4 +1682,4 @@
             }
         }
     }
-}
+}