Bump pulumi/actions from 5 to 6

Bumps [pulumi/actions](https://github.com/pulumi/actions) from 5 to 6.
- [Release notes](https://github.com/pulumi/actions/releases)
- [Changelog](https://github.com/pulumi/actions/blob/main/CHANGELOG.md)
- [Commits](pulumi/actions@v5...v6)

---
updated-dependencies:
- dependency-name: pulumi/actions
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/main.yml

@@ -65,7 +65,7 @@ jobs:
           aws-region: ${{ secrets.AWS_REGION }}
           aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
 
-      - uses: pulumi/actions@v5
+      - uses: pulumi/actions@v6
         with:
           command: up
           stack-name: telplin