[main] (deps): Bump dotnet/arcade/.github/workflows/inter-branch-merge-base.yml (#66908)

Bumps [dotnet/arcade/.github/workflows/inter-branch-merge-base.yml](https://github.com/dotnet/arcade) from 613178c3afdbbf1e06d456503aa632ccf381347d to 73c171098ac0a21b73f483d3932b7643852d7a6b.
- [Commits](https://github.com/dotnet/arcade/compare/613178c3afdbbf1e06d456503aa632ccf381347d...73c171098ac0a21b73f483d3932b7643852d7a6b)

---
updated-dependencies:
- dependency-name: dotnet/arcade/.github/workflows/inter-branch-merge-base.yml
  dependency-version: 73c171098ac0a21b73f483d3932b7643852d7a6b
  dependency-type: direct:production
...

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