ci: fix macos integration tests, remove unnecessary actions

[Gustl22]

Description

• Use Github Runner image macos-13 for Integration tests (Closes GitHub CI doesn't support rendering on metal for MacOS #1405)
• Remove unnecessary actions

Checklist

• The title of my PR starts with a [Conventional Commit] prefix (fix:, feat:, docs:, chore: etc).
• I have read the [Contributor Guide] and followed the process outlined for submitting PRs.
• I have updated/added tests for ALL new/updated/fixed functionality.
• I have updated/added relevant documentation and added dartdoc comments with ///, where necessary.
• I have updated/added relevant examples in [example].

Breaking Change

• Yes, this is a breaking change.
• No, this is not a breaking change.

Related Issues

[Gustl22]

App tests don't start for some reason on macos-13 image for iOS, but logs are gone in GH CI.

[spydon]

App tests don't start for some reason on macos-13 image for iOS, but logs are gone in GH CI.

Looks like everything passed now?
We should check out the faster macos machines that they have on beta now.

[Gustl22]

Looks like everything passed now? We should check out the faster macos machines that they have on beta now.

Yes, that's what I did for macOS and Android. iOS stucks on running tests on UI. But I don't have the capacities to debug it right now. We can do this later on.