LU-10810 test: test lseek support in tools

LU-10810 test: test lseek support in tools

Check that SEEK_HOLE/SEEK_DATA are preforming in external tools
as expected.

Need 'cp' version 8.33+ and 'tar' version 1.29+, so check tools
version and measure runtime of sparse file handling if applicable

Signed-off-by: Mikhail Pershin <mpershin@whamcloud.com>
Change-Id: I1424bf57c88f69d054c1646be66e10dd7fde8a1a
Reviewed-on: https://review.whamcloud.com/40502
Reviewed-by: Andreas Dilger <adilger@whamcloud.com>
Tested-by: jenkins <devops@whamcloud.com>
Reviewed-by: James Nunez <jnunez@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>