fix polarities in the 2016 MC_LbJpsipK sample partially supersedes !79
Fixed the bug with the polarity of the sample in 2016 MC_LbJpsipK sample.
Partially supersedes !79 (merged).
Files that should be deleted:
+/eos/lhcb/grid/prod/lhcb/MC/2016/B2CC_BSTOJPSIPHI_DVNTUPLE.ROOT/00135869/0000/
+/eos/lhcb/grid/prod/lhcb/MC/2016/B2CC_BSTOJPSIPHI_DVNTUPLE.ROOT/00135827/0000/
Edited by Valeriia Lukashenko