GONRG-4577-airflow-keycloak-bootstrap

added airflow keycloak, changed keycloak variables

bootstrap_infra_on_prem/keycloak/kcadm.sh

@@ -21,4 +21,5 @@ fi
 
 DIRNAME=$(dirname "$RESOLVED_NAME")
 
-java "$KC_OPTS" -cp "$DIRNAME"/keycloak-admin-cli-16.1.1.jar org.keycloak.client.admin.cli.KcAdmMain "$@"
+# shellcheck disable=SC2086
+java $KC_OPTS -cp "$DIRNAME"/keycloak-admin-cli-16.1.1.jar org.keycloak.client.admin.cli.KcAdmMain "$@"