update_repo: add Fedora 32

It was added Fedora 32 gitlab-ci packaging job in commit:
  507c47f7a829581cc53ba3c4bd6a5191d088cdf ("gitlab-ci: add packaging for Fedora 32")

but also it had to be enabled in update_repo tool to make able to save
packages in S3 buckets.

Follows up #4966