Use ET data from OSDF for integration testing
This MR updates the integration tests to use public ET data from OSDF.
GWOSC data access through Pelican is broken, see https://git.ligo.org/computing/helpdesk/-/issues/7136.
This MR updates the integration tests to use public ET data from OSDF.
GWOSC data access through Pelican is broken, see https://git.ligo.org/computing/helpdesk/-/issues/7136.