chore: add missing github-actions workflow

[BalduinLandolt]

Pull Request Checklist

Task Description/Number

With this change it should be possible again, to make the integration test workflow required.

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?

• fix: represents bug fixes
• refactor: represents production code refactoring
• feat: represents a new feature
• docs: documentation changes (no production code change)
• chore: maintenance tasks (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
• Maybe (not 100% sure => check with FE)

Does this PR change client-test-data?

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

[codecov]

Codecov Report

Base: 9.70% // Head: 86.51% // Increases project coverage by +76.80% 🎉

Coverage data is based on head (93e47b9) compared to base (9884539).
Patch has no changes to coverable lines.

Additional details and impacted files

@@            Coverage Diff             @@
##            main    #2463       +/-   ##
==========================================
+ Coverage   9.70%   86.51%   +76.80%     
==========================================
  Files        287      287               
  Lines      29482    29482               
==========================================
+ Hits        2862    25506    +22644     
+ Misses     26620     3976    -22644     

Impacted Files	Coverage Δ
...g/knora/webapi/responders/v1/CkanResponderV1.scala	0.65% <0.00%> (+0.65%)	⬆️
...hared/src/main/scala/dsp/valueobjects/Schema.scala	99.04% <0.00%> (+0.95%)	⬆️
.../org/knora/webapi/messages/OntologyConstants.scala	99.62% <0.00%> (+1.26%)	⬆️
...p-shared/src/main/scala/dsp/valueobjects/Iri.scala	93.13% <0.00%> (+1.96%)	⬆️
...ared/src/main/scala/dsp/valueobjects/Project.scala	100.00% <0.00%> (+2.70%)	⬆️
...la/org/knora/webapi/routing/v1/AssetsRouteV1.scala	4.76% <0.00%> (+4.76%)	⬆️
...rc/main/scala/org/knora/webapi/RdfMediaTypes.scala	97.29% <0.00%> (+8.10%)	⬆️
...knora/webapi/routing/v1/ResourceTypesRouteV1.scala	8.21% <0.00%> (+8.21%)	⬆️
...cala/org/knora/webapi/routing/v1/CkanRouteV1.scala	9.09% <0.00%> (+9.09%)	⬆️
...knora/webapi/store/triplestore/errors/Errors.scala	12.50% <0.00%> (+12.50%)	⬆️
... and 201 more

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