build(deps): Bump strumwolf/delete-deployment-environment from 2 to 3

Bumps [strumwolf/delete-deployment-environment](https://github.com/strumwolf/delete-deployment-environment) from 2 to 3.
- [Release notes](https://github.com/strumwolf/delete-deployment-environment/releases)
- [Commits](strumwolf/delete-deployment-environment@v2...v3)

---
updated-dependencies:
- dependency-name: strumwolf/delete-deployment-environment
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/pr-fly-deploy.yml

@@ -27,7 +27,7 @@ jobs:
         uses: superfly/fly-pr-review-apps@1.2.0
 
       - name: Clean up GitHub environment
-        uses: strumwolf/delete-deployment-environment@v2
+        uses: strumwolf/delete-deployment-environment@v3
         if: ${{ github.event.action == 'closed' }}
         with:
           token: ${{ secrets.GITHUB_TOKEN }}