B2OC: add line for B0/Bs -> Lc Pbar KK decay

For local BW test with 150000 events, the efficiency is

33    LAZY_AND: Hlt2B2OC_BdToLcpPbarKK_LcpToPKPiDecisionWithOutput                   
          #=150000  Sum=50          Eff=|(0.03333333 +- 0.00471326)%|
34     LAZY_AND: Hlt2B2OC_BdToLcpPbarKK_LcpToPKPi                                    
          #=150000  Sum=50          Eff=|(0.03333333 +- 0.00471326)%|