LU-9044 test: remove conf-sanity tests from ALWAYS_EXCEPT

LU-9044 test: remove conf-sanity tests from ALWAYS_EXCEPT

Removing the following conf-sanity tests

bugzilla ticket 23954 added test
24b "Multiple MGSs on a single node (should return err)"
to the ALWAYS_EXECPT list. Bugzilla 23954 is resolved.

from ALWAYS_EXCEPT list.

Test-Parameters: trivial combinedmdsmgs=false testlist=conf-sanity

Signed-off-by: dilip krishnagiri <dilipx.krishnagiri@intel.com>
Change-Id: If379ac75921563412121e96439f49ab49dfb5fbc
Reviewed-on: https://review.whamcloud.com/25059
Tested-by: Jenkins
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: James Nunez <james.a.nunez@intel.com>
Reviewed-by: Saurabh Tandan <saurabh.tandan@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>