add max_async_wait_time to schema.yaml

gen/schema/schema.yaml

@@ -35,6 +35,7 @@ skip_minimum_test: bool(required=False) # Do not perform a "minimum" (only manda
 attributes: list(include('attribute'), required=False) # List of attributes
 test_tags: list(str(), required=False) # List of test tags, tests are only executed if an environment variable with one of these tags is configured
 test_prerequisites: str(required=False) # HCL code that is included in the acceptance tests to define prerequisites
+max_async_wait_time: int(required=False) # Max wait time for async task in the API, in seconds
 ---
 attribute:
   model_name: str(required=False) # Name of the attribute in the model (payload)