LU-17883 kernel: update SLES15 SP5 [5.14.21-150500.55.65.1]

LU-17883 kernel: update SLES15 SP5 [5.14.21-150500.55.65.1]

Update SLES15 SP5 kernel to 5.14.21-150500.55.65.1 for Lustre client.

Test-Parameters: trivial mdtcount=4 mdscount=2 \
  clientdistro=sles15sp5 testlist=sanity

Test-Parameters: optional clientdistro=sles15sp5 testgroup=full-part-1
Test-Parameters: optional clientdistro=sles15sp5 testgroup=full-part-2
Test-Parameters: optional clientdistro=sles15sp5 testgroup=full-part-3

Change-Id: Ie0601c190e52d6192bf389338be51c77db03a9c2
Signed-off-by: Jian Yu <yujian@whamcloud.com>
Reviewed-on: https://review.whamcloud.com/c/fs/lustre-release/+/55227
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Peter Jones <pjones@whamcloud.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>
Reviewed-by: Yang Sheng <ys@whamcloud.com>