LoadIDFFromNexus works on test file re #7154

Signed-off-by: Karl Palmen <karl.palmen@stfc.ac.uk>
Change argument list of runLoadIDFFromNexus to use filename re #7154

Signed-off-by: Karl Palmen <karl.palmen@stfc.ac.uk>
Merge branch 'feature/7154_load_instrument' into develop