Fix `bilby_pipe` test
The purpose of this MR is to fix the bilby_pipe test in the testing suite. This solution is discussed in #284 (closed) and can be reverted once there is a new release of bilby.
The purpose of this MR is to fix the bilby_pipe test in the testing suite. This solution is discussed in #284 (closed) and can be reverted once there is a new release of bilby.