Fallback to dictionary/tuple for invalid attributes

Some headers contain keys which are invalid attribute names, see https://git.km3net.de/common/km3net-dataformat/-/issues/19#note_23531

This MR falls back to dictionaries and normal tuples in case of invalid entries.

added backward compatibility label

added 1 commit

• 726e4e62 - Update changelog

Compare with previous version

enabled an automatic merge when the pipeline for 726e4e62 succeeds

approved this merge request

merged

mentioned in commit ff2519ad