Revert "chore(deps): update dependency apache-airflow-providers-cncf-kubernetes to v5.1.0 (#8867)" (#8971)

This reverts commit b3cd3e2.

Author: leahecole

composer/workflows/requirements.txt

@@ -2,7 +2,7 @@
 # see https://airflow.apache.org/docs/apache-airflow/stable/installation/installing-from-pypi.html#constraints-files
 apache-airflow==2.3.3
 apache-airflow-providers-apache-beam==4.1.0
-apache-airflow-providers-cncf-kubernetes==5.1.0
+apache-airflow-providers-cncf-kubernetes==5.0.0
 apache-airflow-providers-google==8.3.0
 scipy==1.8.1; python_version > '3.0'
 apache-airflow-providers-amazon==4.0.0