LU-18387 kernel: new kernel [RHEL 9.5 5.14.0-503.2.1.el9_5]

LU-18387 kernel: new kernel [RHEL 9.5 5.14.0-503.2.1.el9_5]

This patch makes changes to support new RHEL 9.5 release
for Lustre client.

Test-Parameters: trivial \
  mdtcount=4 mdscount=2 clientdistro=el9.5 testlist=sanity
Test-Parameters: optional clientdistro=el9.5 testgroup=full-part-1
Test-Parameters: optional clientdistro=el9.5 testgroup=full-part-2
Test-Parameters: optional clientdistro=el9.5 testgroup=full-part-3

Change-Id: I1bce12b2b7190bcbd880916049667630aba700c8
Signed-off-by: Jian Yu <yujian@whamcloud.com>