Spruce: Add first spruce line for B2CC
Add first spruce line of Bs2JpsiPhi for B2CC with test example.
Tested locally
DPA task on ensemble of Sprucing lines - https://gitlab.cern.ch/lhcb-dpa/project/-/issues/78.
Edited by Eduardo Rodrigues
Add first spruce line of Bs2JpsiPhi for B2CC with test example.
Tested locally
DPA task on ensemble of Sprucing lines - https://gitlab.cern.ch/lhcb-dpa/project/-/issues/78.