Fix version endpoint, update deps

[paulineribeyre]

Link to JIRA ticket if there is one:

New Features

Breaking Changes

Bug Fixes

• Fix the _version endpoint not to return empty values

Improvements

Dependency updates

• Update dependencies

Deployment changes

[github-actions]

The style in this PR agrees with black. ✔️

This formatting comment was generated automatically by a script in uc-cdis/wool.

[nss10]

LGTM 👍

[github-actions]

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Please find the detailed integration test report here

Please find the ci env pod logs here