[v3-0-test] Add keycloak to providers removed when running Airflow 2 (#52442)#52444

potiuk merged 1 commit intov3-0-testapache/airflow:v3-0-testfrom

backport-508fac1-v3-0-testapache/airflow:backport-508fac1-v3-0-testCopy head branch name to clipboard