Deploy deposit v1.0

Changelog:

• Improved metadata validation
• D7522, D7523: Fixes on private deposit listing for deposit moderation view (deposit)
• D7524: Fix crash when reading metadata of deposits with no metadata

Plan (staging then prod):

• Tag swh.deposit v1.0

• Package swh.deposit v1.0

  • Unstuck build failure [1]
  • D7525: Unstuck build failure [2]
  • Unstuck build failure (buster) [3] (backports required @olasd fixed)

• staging:

  • deposit.staging: Deploy python3-swh.deposit
  • Restart gunicorn-swh-deposit
  • deposit.staging: Deploy python3-swh.web
  • Restart gunicorn-swh-webapp

• prod: moma, webapp1:

  • Deploy python3-swh.deposit and python3-swh.web
  • Restart gunicorn-swh-webapp (+ gunicorn-swh-deposit on moma)

• [1] https://jenkins.softwareheritage.org/job/debian/job/packages/job/DDEP/job/gbp-buildpackage/145/console

• [2] https://jenkins.softwareheritage.org/job/debian/job/packages/job/DDEP/job/gbp-buildpackage/146/console

• [3] https://jenkins.softwareheritage.org/job/debian/job/packages/job/DDEP/job/gbp-buildpackage/148/console

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Migrated from T4125 (view on Phabricator)