LU-9591 tests: remove replay-vbr tests 12a from ALWAYS_EXCEPT

LU-9591 tests: remove replay-vbr tests 12a from ALWAYS_EXCEPT

Removing replay-vbr test 12a - lock replay with VBR from
the ALWAYS_EXCEPT list. It is associated with bugzilla
ticket 16356 which is in NEW state.
This test did not run for years.

Test-Parameters: trivial testlist=replay-vbr

Signed-off-by: dilip krishnagiri <dilipx.krishnagiri@intel.com>
Change-Id: I251bbaeea744a11fdf3e34870a00fc6b53fae3b1
Reviewed-on: https://review.whamcloud.com/27406
Tested-by: Jenkins
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: Saurabh Tandan <saurabh.tandan@intel.com>
Reviewed-by: James Nunez <james.a.nunez@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>