[AIRFLOW-XXX] Update date in changelog

[AIRFLOW-XXX] Update date in changelog

[AIRFLOW-XXX] Update version to 1.10.6

[AIRFLOW-XXX] Bump version to 1.10.5

[AIRFLOW-XXX] Bump version to 1.10.5

[AIRFLOW-XXX] Update changelog for 1.10.4rc5

[AIRFLOW-XXX] Update changelog for 1.10.4rc5

[AIRFLOW-XXX] Update changelog for 1.10.4rc4

[AIRFLOW-XXX] Update changelog for 1.10.4rc3

[AIRFLOW-XXX] Changelog for 1.10.4rc2