Convert tutorials and debugging examples to use lbexec
Draft for now as it requires LHCb!3618 (merged) for the tests to pass.
The tupling part of DaVinciExamples still needs to be done but I think there is enough here to justify reviewing.
Work related to DPA task https://gitlab.cern.ch/lhcb-dpa/project/-/issues/102.
Edited by Eduardo Rodrigues