LU-16954 llite: do not set SB_I_CGROUPWB on super block

LU-16954 llite: do not set SB_I_CGROUPWB on super block

On clients with a more recent kernel e.g. ubuntu2204,
this makes the mount fails sometimes with
sysfs: cannot create duplicate filename '/devices/virtual/bdi/lustre-ffff8dd549f3d000'

Change-Id: Ie15e41eb9d039829545e1d69f97ed9e13f89e53e
Fixes: f5a75ea44d ("LU-16697 llite: Set BDI_CAP_* flags for lustre")
Test-Parameters: clientdistro=ubuntu2204 testlist=sanity,conf-sanity
Signed-off-by: Li Dongyang <dongyangli@ddn.com>
Reviewed-on: https://review.whamcloud.com/c/fs/lustre-release/+/51701
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Andreas Dilger <adilger@whamcloud.com>
Reviewed-by: Emoly Liu <emoly@whamcloud.com>
Reviewed-by: Qian Yingjin <qian@ddn.com>
Reviewed-by: James Simmons <jsimmons@infradead.org>
Reviewed-by: Oleg Drokin <green@whamcloud.com>