Feature/comp 218 migrating 2022 data

Converts the 2022 data to the new json format so that it can be used to prefill the 2023 survey.

Note that the NrenSelectionComponent is just to be able to check the results

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• f5deacac - removed redundant file

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• 5a68a352 - added unittests for conversion

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marked this merge request as ready

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mentioned in commit a7cdfbba

merged