sig/resource.rbs in aws-sdk-managedblockchainquery-1.15.0 vs sig/resource.rbs in aws-sdk-managedblockchainquery-1.16.0

@@ -46,9 +46,10 @@
                         ?retry_max_delay: Integer,
                         ?retry_mode: ("legacy" | "standard" | "adaptive"),
                         ?sdk_ua_app_id: String,
                         ?secret_access_key: String,
                         ?session_token: String,
+                        ?sigv4a_signing_region_set: Array[String],
                         ?stub_responses: untyped,
                         ?token_provider: untyped,
                         ?use_dualstack_endpoint: bool,
                         ?use_fips_endpoint: bool,
                         ?validate_params: bool,