updated remaining docs for M20 to support new version of energistics_parser_dag

• updated airflow image version
• updated versions in docs
• updated requests package version to 2.27.0 from 2.25.1 to support the new version of energistics_parser_dag
• related MR for airflow Dockerfile change osdu/platform/deployment-and-operations/base-containers-azure/airflow-docker-image!34 (merged)
• These changes are already tested in pre-ship environment by Community