Migration: post 1st iteration tasks

[zzacharo]

We should paste here all the tasks/feedback/comments generated after the 1st migration iteration.

Next tasks

Migration tasks

Beta Give feedback

1. Collect and analyze all failed indexed records #337
   migration +1
   
2. migration: production db inconsistencies #344
   migration +1
3. migration: inconsistencies in awards between production and RDM #345
   +0
4. datastreams: better exception handling inveniosoftware/invenio-vocabularies#183
   migration +1
5. contrib-awards: missing program field inveniosoftware/invenio-vocabularies#251
   migration +1
6. migration: subjects #314
   migration +1
7. migration: investigating versioning errors inveniosoftware/invenio-rdm-migrator#85
   migration +1
   
8. migration: deposit files #311
   migration +1
9. migrate only active drafts inveniosoftware/invenio-rdm-migrator#86
   bug +1
10. draft communities inveniosoftware/invenio-rdm-migrator#87
    +0
11. migration: drafts erroring when no concept recid is present #341
    migration +1
    
12. migration: admin users #342
    migration +1
13. migration: test login with existing Zenodo accounts #343
    +0
14. Create a new request type #284
    +0
    
15. test requests migration inveniosoftware/invenio-rdm-migrator#88
    migration +1
    

Migrator code improvements

Beta Give feedback

1. load: differentiate insert from update inveniosoftware/invenio-rdm-migrator#6
   blocked migration +2