Adapt to Conan 2.0 - Fix Doxygen docs

Job #311084 failed for 11325c25:

make Doc has a wrong build folder path: https://gitlab.indiscale.com/caosdb/src/caosdb-cpplib/-/blob/main/Makefile?ref_type=heads#L82

added Task label

changed iteration to Sprint Jul 22, 2024 - Aug 4, 2024

assigned to @joschaschmiedt

mentioned in merge request !49 (merged)

changed the description

set weight to 4

added (C label

added Statustodo label

added StatusReview label and removed Statustodo label

assigned to @florian

changed iteration to Sprint Aug 5, 2024 - Aug 18, 2024

closed

added BugConfirmed label and removed StatusReview label

unassigned @florian