LU-11729 obdclass: align to T10 sector size when generating guard

LU-11729 obdclass: align to T10 sector size when generating guard

Otherwise the client and server would come up with
different checksum when the page size is different.

Improve test_810 to verify all available checksum types.

Test-Parameters: trivial envdefinitions=ONLY=810 testlist=sanity,sanity,sanity
Test-Parameters: clientarch=aarch64 envdefinitions=ONLY=810 testlist=sanity,sanity
Test-Parameters: clientarch=ppc64 envdefinitions=ONLY=810 testlist=sanity,sanity
Signed-off-by: Andreas Dilger <adilger@whamcloud.com>
Signed-off-by: Li Xi <lixi@ddn.com>
Signed-off-by: Li Dongyang <dongyangli@ddn.com>
Change-Id: I24117aebb277d4ddcb7787b715587e33023ebbe5
Reviewed-on: https://review.whamcloud.com/34043
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: James Simmons <jsimmons@infradead.org>
Reviewed-by: Arshad Hussain <arshad.super@gmail.com>