LU-4672 test: use large files in sanity-hsm tests 54 and 55

LU-4672 test: use large files in sanity-hsm tests 54 and 55

In sanity-hsm test_54() and test_55() use make_large_for_progress()
rather than make_small() so that the archives do not complete too
quickly for the tests to function correctly.

Signed-off-by: John L. Hammond <john.hammond@intel.com>
Change-Id: Ic46ff5e2f92497808be791201759e250ebbbfe7c
Reviewed-on: http://review.whamcloud.com/14759
Tested-by: Jenkins
Reviewed-by: Henri Doreau <henri.doreau@cea.fr>
Reviewed-by: frank zago <fzago@cray.com>
Reviewed-by: Jinshan Xiong <jinshan.xiong@intel.com>
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Tested-by: Andreas Dilger <andreas.dilger@intel.com>