Bug 2072 - flows page does not have right labels for submit and cancel

Notes : if it solve the bug, maybe it will be a good idea to apply
it on all submit and cancel button occurrences

Change-Id: I49ff700618610de1ebcd37240ff06ea32809376d
Signed-off-by: Maxime Millette-Coulombe <mmcoulombe@inocybe.com>