chore(deps): bump dart-lang/setup-dart from 1.6.0 to 1.6.1

Bumps [dart-lang/setup-dart](https://github.com/dart-lang/setup-dart) from 1.6.0 to 1.6.1.
- [Release notes](https://github.com/dart-lang/setup-dart/releases)
- [Changelog](https://github.com/dart-lang/setup-dart/blob/main/CHANGELOG.md)
- [Commits](dart-lang/setup-dart@b64355a...ca7e6fe)

---
updated-dependencies:
- dependency-name: dart-lang/setup-dart
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/celest_core.yaml

@@ -19,7 +19,7 @@ jobs:
       - name: Git Checkout
         uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # 4.1.1
       - name: Setup Dart
-        uses: dart-lang/setup-dart@b64355ae6ca0b5d484f0106a033dd1388965d06d # 1.6.0
+        uses: dart-lang/setup-dart@ca7e6fee45ffbd82b555a7ebfc236d2c86439f5b # 1.6.1
       - name: Get Packages
         working-directory: packages/celest_core
         run: dart pub get