chore(airflow): bump Airflow example to 2.11.x, fix cached_property imports

airflow/emr_serverless/hooks/emr.py

@@ -17,12 +17,12 @@
 # under the License.
 from __future__ import annotations
 
+from functools import cached_property
 from time import sleep
 from typing import Any, Callable
 
 from botocore.config import Config
 
-from airflow.compat.functools import cached_property
 from airflow.exceptions import AirflowException
 from airflow.providers.amazon.aws.hooks.base_aws import AwsBaseHook
 

airflow/emr_serverless/operators/emr.py

@@ -17,7 +17,7 @@
 # under the License.
 from __future__ import annotations
 
-import sys
+from functools import cached_property
 from typing import TYPE_CHECKING, Dict, Optional, Sequence
 from uuid import uuid4
 
@@ -29,15 +29,8 @@
 if TYPE_CHECKING:
     from airflow.utils.context import Context
 
-from airflow.compat.functools import cached_property
-
 DEFAULT_CONN_ID = "aws_default"
 
-if sys.version_info >= (3, 8):
-    from functools import cached_property
-else:
-    from cached_property import cached_property
-
 
 class EmrServerlessCreateApplicationOperator(BaseOperator):
     """

airflow/requirements-dev.txt

@@ -1,4 +1,4 @@
-apache-airflow~=2.2.2
-apache-airflow-providers-amazon~=4.0
-pytest~=7.1.2
-boto3>=1.23.9,~=1.23
+apache-airflow~=2.11.0
+apache-airflow-providers-amazon~=9.22
+pytest~=9.0
+boto3>=1.23.9,~=1.23