LU-16831 lfs: limit stripe count for component size

LU-16831 lfs: limit stripe count for component size

If stripe count is larger than component_size/stripe_size, some
allocated OST objects are created but inaccessible. This patch
reduces the number of stripes in that case to avoid this.

Lustre-change: https://review.whamcloud.com/51143
Lustre-commit: a250ecb959a98c2ec0a01bbca9d943a19b8fa078

Signed-off-by: Bobi Jam <bobijam@whamcloud.com>
Change-Id: I117ed8a7696c6c6adcdd0c2c6531a958cc53bd51
Reviewed-on: https://review.whamcloud.com/c/ex/lustre-release/+/51719
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Andreas Dilger <adilger@whamcloud.com>
Reviewed-by: Zhenyu Xu <bobijam@hotmail.com>