Remove DaVinciAlgorithm and LoKi

Big chunk of #358 and requirement for https://gitlab.cern.ch/lhcb-dpa/project/-/issues/173

Needs Analysis#52 (closed) to go ahead.

Requires !3654 (merged) and !3678 (merged) and MooreAnalysis!133 (merged) and Alignment!433 (merged)