Tentative implementation of https://gitlab.cern.ch/lhcb-dpa/project/-/issues/7 . Removal of IEventTuple interface.
Requires DaVinci!554 (merged) and /Analysis!828 (merged) and Phys!961 (merged) and Castelao!110 (merged) and MooreAnalysis!55 (merged) and Moore!1093 (merged)
The new strategy of moving interfaces to MooreAnalysis is outlined here : https://gitlab.cern.ch/lhcb-dpa/project/-/issues/159