Fix Clover Viewer bug (temporarily)

[adamjarling]

Summary

To fix a bug where Clover Viewer no longer renders OpenSeadragon successfully, this PR pins Clover to a previous version so the Viewer will render OSD successfully. Also, this remove the previous viewer dependency, and OpenSeadragon as a direct dependency since they're no longer used.

Opening a new issue to diagnose where things break in Meadow, and how to get Meadow back to using the latest version...

https://github.com/nulib/repodev_planning_and_docs/issues/new

Version bump required by the PR

See Semantic Versioning 2.0.0 for help discerning which is required.

• Patch
• Minor
• Major

Steps to Test

Please let end users know what they need to do to test on staging or production

Also please let developers know if there are any special instructions to test this in the development environment.

🚀 Deployment Notes

Note - if you check any of these boxes go to the (always open) main <- staging PR and add detailed notes and instructions to help out others who may end up deploying your changes to production

• Backward compatible API changes
  • Database Schema changes
  • GraphQL API
  • Elasticsearch API
  • Ingest Sheet
  • CSV metadata export/update API
  • Shared Links export API
• Backwards-incompatible API changes
  • Database Schema changes
  • GraphQL API
  • Elasticsearch API
  • Ingest Sheet
  • CSV metadata export/update API
  • Shared Links export API
• Requires data migration
• Requires database triggers disabled during deployment/migration
• Requires reindex
• Terraform changes
  • Adds/requires new or changed Terraform variables
• Pipeline configuration changes (requires mix meadow.pipeline.setup run)
• Requires new variable added to miscellany
• Specific deployment synchronization instructions with other apps/API's
• Other specific instructions/tasks

Tested/Verified

• End users/stakeholders