Extend fix for issue with missing 'clazz' from TER
Extend fix for issue with missing 'clazz' from TER

Original fix cover only "list" request for flows. But the request for
single flow was not covered.

telstra/open-kilda,nikitamarchenko/open-kilda,jonvestal/open-kilda,jonvestal/open-kilda,carmine/open-kilda,jonvestal/open-kilda,carmine/open-kilda,telstra/open-kilda,telstra/open-kilda,telstra/open-kilda,nikitamarchenko/open-kilda,nikitamarchenko/open-kilda,carmine/open-kilda,carmine/open-kilda,telstra/open-kilda,telstra/open-kilda,nikitamarchenko/open-kilda,carmine/open-kilda,jonvestal/open-kilda,nikitamarchenko/open-kilda,carmine/open-kilda,telstra/open-kilda,jonvestal/open-kilda,nikitamarchenko/open-kilda