update comment in kpo (#10656)

* update comment in kpo

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Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

Author: leahecole

composer/workflows/airflow_db_cleanup.py

@@ -196,13 +196,16 @@
 if AIRFLOW_VERSION < ["2", "4", "0"]:
     try:
         from airflow.models import RenderedTaskInstanceFields
-        DATABASE_OBJECTS.append({
-            "airflow_db_model": RenderedTaskInstanceFields,
-            "age_check_column": RenderedTaskInstanceFields.execution_date,
-            "keep_last": False,
-            "keep_last_filters": None,
-            "keep_last_group_by": None
-        })
+
+        DATABASE_OBJECTS.append(
+            {
+                "airflow_db_model": RenderedTaskInstanceFields,
+                "age_check_column": RenderedTaskInstanceFields.execution_date,
+                "keep_last": False,
+                "keep_last_filters": None,
+                "keep_last_group_by": None,
+            }
+        )
 
     except Exception as e:
         logging.error(e)

composer/workflows/kubernetes_pod_operator_c2.py

@@ -78,14 +78,9 @@
         # Entrypoint of the container, if not specified the Docker container's
         # entrypoint is used. The cmds parameter is templated.
         cmds=["echo"],
-        # The namespace to run within Kubernetes, default namespace is
-        # `default`. In Composer 1 there is the potential for
-        # the resource starvation of Airflow workers and scheduler
-        # within the Cloud Composer environment,
-        # the recommended solution is to increase the amount of nodes in order
-        # to satisfy the computing requirements. Alternatively, launching pods
-        # into a custom namespace will stop fighting over resources,
-        # and using Composer 2 will mean the environment will autoscale.
+        # The namespace to run within Kubernetes. In Composer 2 environments
+        # after December 2022, the default namespace is
+        # `composer-user-workloads`.
         namespace="composer-user-workloads",
         # Docker image specified. Defaults to hub.docker.com, but any fully
         # qualified URLs will point to a custom repository. Supports private