The hash test (located in group_2) may require more than 64MB of memory,
especially if the memory is physically fragmented, making the test to
fail. So increase the memory to 128MB to avoid this issue.
Signed-off-by: Olivier Matz <olivier.matz@6wind.com> Acked-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>