WriteCondHandle: Check for ConditonsContainer type mismatch
As explained in ATLASRECTS-6909 there are cases of ConditionsContainers
that do depend on input-conditions that are timestamp-indexed an run-lumi indexed but are not a CondContMixed
For now a draft, let's see how many cases the CI finds ..
The implementation here does not check for mixed-range conditions added to simple conditions-containers. To be improved ...
Edited by Walter Lampl