[Package Renames] Add "categories" to NDCG data sets

[loic-sharma]

We currently have separate data sets for the "renamed" packages. These should be merged back into the "client curated" data set. The scores for each categories should also be reported separately from the overall data set.

[dotnet-policy-service]

@loic-sharma, this issue has been labeled with Stale due to inactivity for 18 months.