LU-15674 tests: skip cifs tests for mlnx 5.4

LU-15674 tests: skip cifs tests for mlnx 5.4

OFED installation caused CIFS to break in RHEL8.4 Release: 5.4
https://docs.nvidia.com/networking/display/MLNXENv543100/Known+Issues

Test-Parameters: trivial
Signed-off-by: Elena Gryaznova <elena.gryaznova@hpe.com>
HPE-bug-id: LUS-10825
Reviewed-by: Alexey Lyashkov <alexey.lyashkov@hpe.com>
Reviewed-by: Alexander Zarochentsev <alexander.zarochentsev@hpe.com>
Change-Id: Id2d0e98fbfa1a24460fc6eb229da1ba6e659ad38
Reviewed-on: https://review.whamcloud.com/46893
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>