2.8.2.1

What's Changed

• chore: Add PR template. by @mikaeld in #1943
• Revert "Bring back SQL generation in artifact deployments" by @scholtzan in #1940
• Update mad_server owner by @akkomar in #1945
• chore: Replace gke_command usage with GKEPodOperator. by @mikaeld in #1948
• feat: Add repo tag by @lelilia in #1947
• feat: Add DAG for running opmon backfills by @scholtzan in #1946
• feat: Make args parameter optional in operational_monitoring_backfill by @scholtzan in #1949
• feat: Upgrade Python to 3.11.8 and remove trailing whitespaces by @kik-kik in #1942

Full Changelog: 2.8.2.0...2.8.2.1