test_call: Fix TestAsyncFutureIsCancelable
test_call: Fix TestAsyncFutureIsCancelable

Change-Id: I6770236ce5fa2ff0e428fef962c663309b7edf8f
Reviewed-on: http://gerrit.aldebaran.lan/56741
Reviewed-by: tfontenay <c24d15a4b18b5a000d37b3d79586313e143f61c8@aldebaran.com>
Reviewed-by: pdaouadi <fc1eb3334d3fdad315bae23aa166bc70bd434067@aldebaran-robotics.com>
Tested-by: pdaouadi <fc1eb3334d3fdad315bae23aa166bc70bd434067@aldebaran-robotics.com>

aldebaran/libqi,aldebaran/libqi,aldebaran/libqi