refactor!: change all project IRIs to contain UUID instead of shortcode (DEV-1400)

[mpro7]

Issue Number: DEV-1400

Pull Request Checklist

Basic Requirements

Please check if your PR fulfills the following requirements:

• Tests for the changes have been added (for bug fixes / features)
• Docs have been added / updated (for bug fixes / features)

PR Type

What kind of change does this PR introduce?

• Bugfix: represents bug fixes
• Refactor: represents production code refactoring
• Feature: represents a new feature
• Documentation: documentation changes (no production code change)
• Chore: maintenance tasks (no production code change)
• Style: styles updates (no production code change)
• Test: all about tests: adding, refactoring tests (no production code change)
• Other... Please describe:

Does this PR introduce a breaking change?

• Yes
• No

Does this PR change client-test-data?

• Yes (don't forget to update the JS-LIB team about the change)
• No

Other information

[swarmia]

✅  Linked to Story DEV-1400 · DSP-API: Fix project IRIs
➡️  Part of Epic DEV-1403 · Project UUIDs

[codecov]

Codecov Report

Base: 86.85% // Head: 86.91% // Increases project coverage by +0.05% 🎉

Coverage data is based on head (1113a42) compared to base (c5c98ce).
Patch coverage: 83.33% of modified lines in pull request are covered.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2255      +/-   ##
==========================================
+ Coverage   86.85%   86.91%   +0.05%     
==========================================
  Files         241      242       +1     
  Lines       27967    28057      +90     
==========================================
+ Hits        24292    24385      +93     
+ Misses       3675     3672       -3     

Impacted Files	Coverage Δ
...c/main/scala/org/knora/webapi/core/AppServer.scala	89.55% <ø> (ø)
...ages/util/search/gravsearch/GravsearchParser.scala	68.13% <0.00%> (-0.26%)	⬇️
...webapi/responders/admin/ProjectsResponderADM.scala	92.01% <ø> (ø)
...ora/webapi/responders/v2/OntologyResponderV2.scala	91.53% <ø> (ø)
...knora/webapi/responders/v2/SearchResponderV2.scala	90.95% <ø> (ø)
...scala/org/knora/webapi/routing/Authenticator.scala	88.88% <ø> (-0.08%)	⬇️
...org/knora/webapi/routing/admin/FilesRouteADM.scala	84.61% <ø> (ø)
...ebapi/store/cache/impl/CacheServiceInMemImpl.scala	100.00% <ø> (ø)
...a/webapi/store/iiif/impl/IIIFServiceSipiImpl.scala	84.76% <ø> (ø)
.../store/triplestore/TriplestoreServiceManager.scala	69.56% <ø> (ø)
... and 15 more

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[BalduinLandolt]

LGTM, not the most fun PR to review...

[irinaschubert]

I have some questions, please see my comments.