LU-15934 lod: renew the update llog

LU-15934 lod: renew the update llog

Skip and renew the update llog file while it was
corrupted.

Lustre-change: https://review.whamcloud.com/49569
Lustre-commit: 814691bcffab0a19240121740fb85a1912886a3c

Signed-off-by: Yang Sheng <ys@whamcloud.com>
Change-Id: I3491858dce42b4a8ed11db55ebbf8a12ef5f521d
Reviewed-by: Andreas Dilger <adilger@whamcloud.com>
Reviewed-by: Lai Siyao <lai.siyao@whamcloud.com>
Reviewed-by: Mikhail Pershin <mpershin@whamcloud.com>
Reviewed-on: https://review.whamcloud.com/c/ex/lustre-release/+/51552
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>